feat: AI task API, token-based context windows, SSH password auth, sudo bypass detection

Replace message-count context windows with token-budget based ones for both
studio and shell. Add /api/ai/task endpoint for background tool
check/install/update. Enhance sudo blocking to catch piped/chained elevation
commands. Add SSH password support via sshpass and connection editing UI.
Remove realTokens persistence in favor of consumption tracking. Bump to 0.4.1.

💘 Generated with Crush

Assisted-by: GLM-5.1 via Crush <crush@charm.land>

internal/agent/definitions.go

@@ -3,17 +3,48 @@ package agent
 import (
 	"context"
 	"fmt"
+	"os"
 	"os/exec"
 	"path/filepath"
 	"strings"
+	"sync"
 	"time"
 )
 
+var (
+	sudoCache     bool
+	sudoCacheSet  bool
+	sudoCacheOnce sync.Once
+)
+
+func NeedsSudoPassword() bool {
+	sudoCacheOnce.Do(func() {
+		if os.Geteuid() == 0 {
+			ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
+			defer cancel()
+			err := exec.CommandContext(ctx, "sudo", "-n", "true").Run()
+			sudoCacheSet = true
+			sudoCache = err != nil
+		} else {
+			sudoCache = true
+			sudoCacheSet = true
+		}
+	})
+	return sudoCache
+}
+
 type TerminalParams struct {
 	Command string `json:"command" description:"The shell command to execute"`
 	Timeout int    `json:"timeout,omitempty" description:"Timeout in seconds (default 60, max 300)"`
 }
 
+type TerminalResponse struct {
+	Content     string `json:"content"`
+	IsError     bool   `json:"is_error"`
+	SudoBlocked bool   `json:"sudo_blocked,omitempty"`
+	Command     string `json:"command,omitempty"`
+}
+
 func NewTerminalTool() (*ToolDefinition, error) {
 	return NewTool("terminal",
 		"Execute a shell command on the local system and return the output. Use for running builds, tests, git operations, package management, system info, or any CLI task. Commands run in the user's home directory by default. Long-running commands are auto-terminated.",
@@ -22,6 +53,39 @@ func NewTerminalTool() (*ToolDefinition, error) {
 				return TextErrorResponse("command is required"), nil
 			}
 
+			if NeedsSudoPassword() {
+				trimmed := strings.TrimSpace(p.Command)
+				lower := strings.ToLower(trimmed)
+				prefixBlocked := strings.HasPrefix(lower, "sudo ") || strings.HasPrefix(lower, "doas ") || strings.HasPrefix(lower, "run0 ") || strings.HasPrefix(lower, "pkexec ")
+				anywhereBlocked := false
+				blockedCmd := ""
+				if !prefixBlocked {
+					for _, kw := range []string{"sudo", "doas", "run0", "pkexec"} {
+						for _, pattern := range []string{" " + kw + " ", "|" + kw + " ", ";" + kw + " ", "&&" + kw + " ", "||" + kw + " ", "`" + kw + " ", "$(" + kw + " "} {
+							if strings.Contains(lower, pattern) {
+								anywhereBlocked = true
+								blockedCmd = kw
+								break
+							}
+						}
+						if anywhereBlocked {
+							break
+						}
+					}
+				}
+				if prefixBlocked || anywhereBlocked {
+					elevCmd := blockedCmd
+					if prefixBlocked {
+						elevCmd = strings.Fields(trimmed)[0]
+					}
+					return ToolResponse{
+						Content: fmt.Sprintf("BLOCKED: Command '%s' requires elevated privileges (%s). Passwordless sudo is not available. Do NOT retry with sudo. Explain to the user that this command needs admin privileges and suggest an alternative, or tell them to run it manually in their terminal.", trimmed, elevCmd),
+						IsError: true,
+						Meta:    map[string]string{"sudo_blocked": "true", "command": trimmed},
+					}, nil
+				}
+			}
+
 			timeout := time.Duration(p.Timeout) * time.Second
 			if timeout == 0 {
 				timeout = 60 * time.Second

internal/agent/prompts/studio_system.md

@@ -2,6 +2,16 @@ Tu es l'assistant IA de **Muyue Studio**, le centre de commandement de l'environ
 
 Tu es intégré dans Muyue, un gestionnaire d'environnement de développement de bureau. Ton rôle est d'aider l'utilisateur à configurer, gérer et optimiser son environnement dev.
 
+<critical_rules>
+1. **AGIS, ne décris pas** — Si l'utilisateur demande de faire quelque chose, utilise les outils immédiatement. Ne dis pas "je pourrais faire X" — fais-le.
+2. **SOIS AUTONOME** — Ne pose pas de questions si tu peux chercher, lire, déduire. Essaie plusieurs approches avant de bloquer. Ne t'arrête que pour les erreurs bloquantes réelles (credentials manquants, permissions, etc.).
+3. **SOIS CONCIS** — Max 4 lignes par défaut. Pas de préambule ("Voici...", "Je vais..."), pas de postambule ("N'hésitez pas...", "J'espère que..."). Réponse directe. Un mot quand c'est suffisant.
+4. **GÈRE LES ERREURS** — Si un outil échoue, essaie 2-3 approches alternatives avant de rapporter l'échec. Lis le message d'erreur complet, isole la cause racine.
+5. **NE DEVINE PAS** — Lis les fichiers avant d'éditer. Utilise les outils pour obtenir les informations manquantes (lire, chercher, grep).
+6. **CONFIDENTIALITÉ** — Ne révèle jamais les clés API, mots de passe, tokens ou informations sensibles.
+7. **LANGUE** — Réponds dans la même langue que l'utilisateur.
+</critical_rules>
+
 ## Environnement
 
 Muyue gère :
@@ -13,32 +23,71 @@ Muyue gère :
 
 ## Outils disponibles
 
-Tu as accès à des outils. Utilise-les concrètement, ne décris pas ce que tu ferais — fais-le.
+| Outil | Usage |
+|-------|-------|
+| **terminal** | Exécuter des commandes shell (builds, tests, git, etc.) |
+| **crush_run** | Déléguer une tâche complexe à Crush (édition de fichiers, refactoring, debug) — préfère cet outil pour les tâches multi-fichiers ou l'écriture de code |
+| **read_file** | Lire le contenu d'un fichier |
+| **list_files** | Lister les fichiers d'un répertoire |
+| **search_files** | Chercher des fichiers par motif (glob) |
+| **grep_content** | Chercher du texte dans les fichiers |
+| **get_config** | Lire la configuration Muyue |
+| **set_provider** | Configurer un fournisseur IA |
+| **manage_ssh** | Gérer les connexions SSH |
+| **web_fetch** | Récupérer le contenu d'une URL |
 
-- **terminal** : Exécuter des commandes shell (builds, tests, git, etc.)
-- **crush_run** : Déléguer une tâche complexe à l'agent Crush (édition de fichiers, refactoring, debug)
-- **read_file** : Lire le contenu d'un fichier
-- **list_files** : Lister les fichiers d'un répertoire
-- **search_files** : Chercher des fichiers par motif (glob)
-- **grep_content** : Chercher du texte dans le contenu des fichiers
-- **get_config** : Lire la configuration Muyue
-- **set_provider** : Configurer un fournisseur IA
-- **manage_ssh** : Gérer les connexions SSH
-- **web_fetch** : Récupérer le contenu d'une URL
+<tool_strategy>
+- **Recherche avant action** — Utilise `search_files`, `grep_content`, `read_file` avant de supposer quoi que ce soit sur l'état du système
+- **Délégation intelligente** — Pour les tâches complexes (refactoring, création de fichiers, debug multi-fichiers), utilise `crush_run` au lieu d'enchaîner des commandes terminal
+- **Lecture de fichiers** — Utilise TOUJOURS `read_file` pour lire le contenu d'un fichier. N'utilise PAS `terminal` avec `cat` pour lire des fichiers — `read_file` est plus rapide, plus précis, et consomme moins de tokens
+- **Parallélisme** — Lance plusieurs appels d'outils en parallèle quand les opérations sont indépendantes
+- **Troncature** — Si un résultat d'outil dépasse 2000 caractères, résume les points clés au lieu de tout afficher
+- **Une chose à la fois** — Sauf si les opérations sont indépendantes, exécute séquentiellement
+</tool_strategy>
 
-## Règles
+<decision_making>
+- Décide par toi-même : cherche, lis, déduis, agis
+- Ne demande confirmation que pour : actions destructrices (suppression, overwrite), plusieurs approches valides avec des trade-offs importants
+- Si bloqué : documente (a) ce que tu as essayé, (b) pourquoi tu es bloqué, (c) l'action minimale requise
+- Ne t'arrête jamais pour : tâche trop grosse (découpe), trop de fichiers (change-les), complexité (gère-la)
+</decision_making>
 
-1. **AGIS, ne décris pas** — Si l'utilisateur demande de faire quelque chose, utilise les outils pour le faire. Ne dis pas "je pourrais faire X" — fais-le.
-2. **Sois concis** — Pas de préambule, pas de blabla. Réponse directe.
-3. **Une chose à la fois** — N'appelle pas plusieurs outils simultanément sauf si c'est nécessaire.
-4. **Gère les erreurs** — Si un outil échoue, essaie une approche différente avant de le dire à l'utilisateur.
-5. **Ne devine pas** — Si tu n'as pas assez d'informations, utilise les outils pour les obtenir (lire un fichier, chercher, etc.)
-6. **Confidentialité** — Ne révèle jamais les clés API, mots de passe ou informations sensibles dans tes réponses.
-7. **Langue** — Réponds dans la même langue que l'utilisateur.
+<error_recovery>
+1. Lis le message d'erreur complet
+2. Comprends la cause racine
+3. Essaie une approche différente (pas la même)
+4. Cherche du code similaire qui fonctionne
+5. Applique un correctif ciblé
+6. Vérifie que ça marche
+7. Pour chaque erreur, essaie au moins 2-3 stratégies avant de conclure que c'est bloquant
+</error_recovery>
 
 ## Format des réponses
 
-- Code : utilise des blocs markdown
-- Résultats d'outils : résume les points clés, ne colle pas des milliers de lignes
-- Erreurs : explique clairement et propose une solution
-- Succès : confirme brièvement ce qui a été fait
+- **Code** : blocs markdown avec le langage spécifié
+- **Résultats d'outils** : résume les points clés, max 2000 caractères, ne copie pas des milliers de lignes
+- **Erreurs** : explique clairement la cause et propose une solution concrète
+- **Succès** : confirme brièvement ce qui a été fait (1 ligne)
+- **Multi-fichiers** : liste les fichiers modifiés avec `fichier:ligne` pour les références
+
+## Diagrammes Mermaid
+
+Tu peux utiliser des diagrammes Mermaid pour visualiser des architectures, flux, séquences, etc.
+Utilise un bloc code avec le langage `mermaid` :
+
+```mermaid
+graph TD
+    A[Début] --> B{Décision}
+    B -->|Oui| C[Action]
+    B -->|Non| D[Fin]
+```
+
+Types utiles :
+- `graph TD/LR` — Architecture, flux de données
+- `sequenceDiagram` — Interactions entre composants
+- `flowchart` — Processus et décisions
+- `classDiagram` — Structures de données
+- `erDiagram` — Schémas de base de données
+- `gantt` — Planning et timelines
+
+Utilise Mermaid quand ça apporte de la clarté : architecture complexe, flux multi-étapes, relations entre entités. Ne l'utilise pas pour du texte simple.

internal/api/chat_engine.go

@@ -21,6 +21,7 @@ type ChatEngine struct {
 	tools      json.RawMessage
 	onChunk    func(map[string]interface{})
 	stream    bool
+	TotalTokens int
 }
 
 // NewChatEngine creates a new ChatEngine instance.
@@ -71,6 +72,10 @@ func (ce *ChatEngine) RunWithTools(ctx context.Context, messages []orchestrator.
 			return finalContent, allToolCalls, allToolResults, err
 		}
 
+		if resp.Usage.TotalTokens > 0 {
+			ce.TotalTokens += resp.Usage.TotalTokens
+		}
+
 		choice := resp.Choices[0]
 		content := cleanThinkingTags(choice.Message.Content)
 
@@ -87,7 +92,7 @@ func (ce *ChatEngine) RunWithTools(ctx context.Context, messages []orchestrator.
 
 		assistantMsg := orchestrator.Message{
 			Role:      "assistant",
-			Content:   content,
+			Content:   orchestrator.TextContent(content),
 			ToolCalls: choice.Message.ToolCalls,
 		}
 		messages = append(messages, assistantMsg)
@@ -123,6 +128,11 @@ func (ce *ChatEngine) RunWithTools(ctx context.Context, messages []orchestrator.
 				"content":     result.Content,
 				"is_error":    result.IsError,
 			}
+			if result.Meta != nil {
+				for k, v := range result.Meta {
+					resultData[k] = v
+				}
+			}
 			allToolResults = append(allToolResults, map[string]interface{}{
 				"tool_call_id": tc.ID,
 				"name":        tc.Function.Name,
@@ -137,7 +147,7 @@ func (ce *ChatEngine) RunWithTools(ctx context.Context, messages []orchestrator.
 
 			messages = append(messages, orchestrator.Message{
 				Role:       "tool",
-				Content:    result.Content,
+				Content:    orchestrator.TextContent(result.Content),
 				ToolCallID: tc.ID,
 				Name:       tc.Function.Name,
 			})
@@ -149,6 +159,11 @@ func (ce *ChatEngine) RunWithTools(ctx context.Context, messages []orchestrator.
 	return finalContent, allToolCalls, allToolResults, nil
 }
 
+// ProviderName returns the name of the active provider used by the engine.
+func (ce *ChatEngine) ProviderName() string {
+	return ce.orchestrator.ProviderName()
+}
+
 // RunNonStream executes chat without streaming content to client.
 func (ce *ChatEngine) RunNonStream(ctx context.Context, messages []orchestrator.Message) (string, error) {
 	var finalContent string
@@ -159,6 +174,10 @@ func (ce *ChatEngine) RunNonStream(ctx context.Context, messages []orchestrator.
 			return finalContent, err
 		}
 
+		if resp.Usage.TotalTokens > 0 {
+			ce.TotalTokens += resp.Usage.TotalTokens
+		}
+
 		choice := resp.Choices[0]
 		content := cleanThinkingTags(choice.Message.Content)
 
@@ -172,7 +191,7 @@ func (ce *ChatEngine) RunNonStream(ctx context.Context, messages []orchestrator.
 
 		assistantMsg := orchestrator.Message{
 			Role:      "assistant",
-			Content:   content,
+			Content:   orchestrator.TextContent(content),
 			ToolCalls: choice.Message.ToolCalls,
 		}
 		messages = append(messages, assistantMsg)
@@ -194,7 +213,7 @@ func (ce *ChatEngine) RunNonStream(ctx context.Context, messages []orchestrator.
 
 			messages = append(messages, orchestrator.Message{
 				Role:       "tool",
-				Content:    result.Content,
+				Content:    orchestrator.TextContent(result.Content),
 				ToolCallID: tc.ID,
 				Name:       tc.Function.Name,
 			})

internal/api/consumption.go

@@ -0,0 +1,127 @@
+package api
+
+import (
+	"encoding/json"
+	"os"
+	"path/filepath"
+	"sync"
+	"time"
+
+	"github.com/muyue/muyue/internal/config"
+)
+
+type consumptionEntry struct {
+	Date    string `json:"date"`
+	Tokens  int    `json:"tokens"`
+	Requests int   `json:"requests"`
+}
+
+type providerConsumption struct {
+	Name     string             `json:"name"`
+	Daily    []consumptionEntry `json:"daily"`
+	Total    int                `json:"total_tokens"`
+	Requests int                `json:"total_requests"`
+}
+
+type consumptionStore struct {
+	mu        sync.Mutex
+	providers map[string]*providerConsumption
+}
+
+func newConsumptionStore() *consumptionStore {
+	cs := &consumptionStore{
+		providers: make(map[string]*providerConsumption),
+	}
+	cs.load()
+	cs.prune()
+	return cs
+}
+
+func (cs *consumptionStore) Record(providerName string, tokens int) {
+	if tokens <= 0 || providerName == "" {
+		return
+	}
+	cs.mu.Lock()
+	defer cs.mu.Unlock()
+
+	today := time.Now().UTC().Format("2006-01-02")
+
+	p, ok := cs.providers[providerName]
+	if !ok {
+		p = &providerConsumption{Name: providerName}
+		cs.providers[providerName] = p
+	}
+
+	p.Total += tokens
+	p.Requests++
+
+	if len(p.Daily) > 0 && p.Daily[len(p.Daily)-1].Date == today {
+		p.Daily[len(p.Daily)-1].Tokens += tokens
+		p.Daily[len(p.Daily)-1].Requests++
+	} else {
+		p.Daily = append(p.Daily, consumptionEntry{
+			Date:     today,
+			Tokens:   tokens,
+			Requests: 1,
+		})
+	}
+
+	cs.save()
+}
+
+func (cs *consumptionStore) GetAll() map[string]*providerConsumption {
+	cs.mu.Lock()
+	defer cs.mu.Unlock()
+
+	result := make(map[string]*providerConsumption)
+	for k, v := range cs.providers {
+		pc := *v
+		daily := make([]consumptionEntry, len(v.Daily))
+		copy(daily, v.Daily)
+		pc.Daily = daily
+		result[k] = &pc
+	}
+	return result
+}
+
+func (cs *consumptionStore) prune() {
+	cutoff := time.Now().UTC().AddDate(0, 0, -7).Format("2006-01-02")
+	for _, p := range cs.providers {
+		filtered := make([]consumptionEntry, 0)
+		for _, d := range p.Daily {
+			if d.Date >= cutoff {
+				filtered = append(filtered, d)
+			}
+		}
+		p.Daily = filtered
+	}
+}
+
+func (cs *consumptionStore) filePath() string {
+	dir, err := config.ConfigDir()
+	if err != nil {
+		return ""
+	}
+	return filepath.Join(dir, "consumption.json")
+}
+
+func (cs *consumptionStore) load() {
+	fp := cs.filePath()
+	if fp == "" {
+		return
+	}
+	data, err := os.ReadFile(fp)
+	if err != nil {
+		return
+	}
+	json.Unmarshal(data, &cs.providers)
+}
+
+func (cs *consumptionStore) save() {
+	fp := cs.filePath()
+	if fp == "" {
+		return
+	}
+	data, _ := json.Marshal(cs.providers)
+	os.WriteFile(fp, data, 0644)
+}

internal/api/conversation.go

@@ -13,15 +13,16 @@ import (
 	"github.com/muyue/muyue/internal/config"
 )
 
-const maxTokensApprox = 100000
-const summarizeThreshold = 80000
+const contextWindowTokens = 150000
+const summarizeRatio = 0.80
 const charsPerToken = 4
 
 type FeedMessage struct {
-	ID      string `json:"id"`
-	Role    string `json:"role"`
-	Content string `json:"content"`
-	Time    string `json:"time"`
+	ID      string   `json:"id"`
+	Role    string   `json:"role"`
+	Content string   `json:"content"`
+	Time    string   `json:"time"`
+	Images  []string `json:"images,omitempty"`
 }
 
 type Conversation struct {
@@ -126,14 +127,38 @@ func (cs *ConversationStore) Add(role, content string) FeedMessage {
 	return msg
 }
 
+func (cs *ConversationStore) AddWithImages(role, content string, imageIDs []string) FeedMessage {
+	cs.mu.Lock()
+	defer cs.mu.Unlock()
+
+	msg := FeedMessage{
+		ID:      generateMsgID(),
+		Role:    role,
+		Content: content,
+		Time:    time.Now().Format(time.RFC3339),
+		Images:  imageIDs,
+	}
+	cs.conv.Messages = append(cs.conv.Messages, msg)
+	cs.save()
+	return msg
+}
+
 func (cs *ConversationStore) Clear() {
 	cs.mu.Lock()
 	defer cs.mu.Unlock()
+
+	var imageIDs []string
+	for _, m := range cs.conv.Messages {
+		imageIDs = append(imageIDs, m.Images...)
+	}
+
 	cs.conv.Messages = []FeedMessage{}
 	cs.conv.Summary = ""
 	cs.conv.CreatedAt = time.Now().Format(time.RFC3339)
 	cs.conv.UpdatedAt = time.Now().Format(time.RFC3339)
 	cs.save()
+
+	go cleanupImages(imageIDs)
 }
 
 func (cs *ConversationStore) SetSummary(summary string) {
@@ -181,7 +206,7 @@ func (cs *ConversationStore) ApproxTokenCountDetailed() TokenCount {
 }
 
 func (cs *ConversationStore) NeedsSummarization() bool {
-	return cs.ApproxTokenCount() > summarizeThreshold
+	return cs.ApproxTokenCount() > int(float64(contextWindowTokens)*summarizeRatio)
 }
 
 func (cs *ConversationStore) Search(query string) []SearchResult {

internal/api/handlers_ai_task.go

@@ -0,0 +1,172 @@
+package api
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"runtime"
+	"strings"
+	"time"
+
+	"github.com/muyue/muyue/internal/orchestrator"
+)
+
+func (s *Server) handleAITask(w http.ResponseWriter, r *http.Request) {
+	if r.Method != "POST" {
+		writeError(w, "POST only", http.StatusMethodNotAllowed)
+		return
+	}
+
+	var body struct {
+		Task string `json:"task"`
+		Tool string `json:"tool,omitempty"`
+	}
+	if err := json.NewDecoder(r.Body).Decode(&body); err != nil {
+		writeError(w, err.Error(), http.StatusBadRequest)
+		return
+	}
+	if body.Task == "" {
+		writeError(w, "task is required", http.StatusBadRequest)
+		return
+	}
+
+	orb, err := orchestrator.New(s.config)
+	if err != nil {
+		writeError(w, "AI not available: "+err.Error(), http.StatusServiceUnavailable)
+		return
+	}
+
+	orb.SetSystemPrompt(buildAITaskSystemPrompt())
+	orb.SetTools(s.shellAgentToolsJSON)
+
+	ctx, cancel := context.WithTimeout(context.Background(), 180*time.Second)
+	defer cancel()
+
+	messages := []orchestrator.Message{
+		{Role: "user", Content: orchestrator.TextContent(buildAITaskPrompt(body.Task, body.Tool))},
+	}
+
+	engine := NewChatEngine(orb, s.shellAgentRegistry, s.shellAgentToolsJSON)
+	finalContent, err := engine.RunNonStream(ctx, messages)
+	if err != nil {
+		writeError(w, "AI task failed: "+err.Error(), http.StatusInternalServerError)
+		return
+	}
+
+	s.consumption.Record(engine.ProviderName(), engine.TotalTokens)
+
+	parsed := parseAIJSONResponse(finalContent)
+
+	writeJSON(w, map[string]interface{}{
+		"status":  "ok",
+		"raw":     finalContent,
+		"result":  parsed,
+		"tokens":  engine.TotalTokens,
+	})
+}
+
+func buildAITaskSystemPrompt() string {
+	return fmt.Sprintf(`You are a system administration assistant. You have access to a terminal tool to run commands on the host system.
+
+IMPORTANT RULES:
+- You MUST respond ONLY with valid JSON. No markdown, no code fences, no extra text.
+- Always run the actual commands needed to complete the task.
+- Be thorough: check versions, verify installations, compare with latest releases.
+
+OS: %s/%s
+Date: %s
+`, runtime.GOOS, runtime.GOARCH, time.Now().Format("2006-01-02"))
+}
+
+func buildAITaskPrompt(task, tool string) string {
+	switch task {
+	case "check_tools":
+		return `Check the following tools on this system. For each tool, determine:
+1. Is it installed? Run "which <tool>" or "<tool> --version"
+2. If installed, what is the current version?
+3. What is the latest available version? Check GitHub releases API or official sources.
+
+Tools to check: crush, claude, git, node, npm, pnpm, python3, pip3, uv, go, docker, gh, starship, npx
+
+Run the commands needed, then respond with ONLY this JSON structure (no markdown fences):
+{
+  "tools": [
+    {"name": "tool_name", "installed": true/false, "version": "x.y.z", "latest": "a.b.c", "needs_update": true/false, "category": "ai|runtime|vcs|devops|prompt"}
+  ]
+}`
+
+	case "install_tool":
+		return fmt.Sprintf(`Install the tool "%s" on this system.
+
+Steps:
+1. Check if it's already installed: run "which %s" and "%s --version"
+2. If not installed, determine the best installation method for this OS
+3. Run the installation command
+4. Verify the installation succeeded
+
+Respond with ONLY this JSON (no markdown fences):
+{
+  "tool": "%s",
+  "installed": true/false,
+  "version": "installed version or empty",
+  "message": "what was done",
+  "error": "error message or empty"
+}`, tool, tool, tool, tool)
+
+	case "update_tool":
+		return fmt.Sprintf(`Update the tool "%s" to its latest version on this system.
+
+Steps:
+1. Check current version: run "%s --version"
+2. Find the latest version available
+3. Run the update/upgrade command
+4. Verify the new version
+
+Respond with ONLY this JSON (no markdown fences):
+{
+  "tool": "%s",
+  "previous_version": "old version",
+  "version": "new version",
+  "updated": true/false,
+  "message": "what was done",
+  "error": "error message or empty"
+}`, tool, tool, tool)
+
+	default:
+		return task
+	}
+}
+
+func parseAIJSONResponse(content string) interface{} {
+	cleaned := content
+
+	if idx := strings.Index(cleaned, "```json"); idx != -1 {
+		cleaned = cleaned[idx+7:]
+		if end := strings.Index(cleaned, "```"); end != -1 {
+			cleaned = cleaned[:end]
+		}
+	} else if idx := strings.Index(cleaned, "```"); idx != -1 {
+		cleaned = cleaned[idx+3:]
+		if end := strings.Index(cleaned, "```"); end != -1 {
+			cleaned = cleaned[:end]
+		}
+	}
+
+	cleaned = strings.TrimSpace(cleaned)
+
+	jsonStart := strings.Index(cleaned, "{")
+	jsonEnd := strings.LastIndex(cleaned, "}")
+	if jsonStart != -1 && jsonEnd > jsonStart {
+		cleaned = cleaned[jsonStart : jsonEnd+1]
+	}
+
+	var result interface{}
+	if err := json.Unmarshal([]byte(cleaned), &result); err != nil {
+		return map[string]interface{}{
+			"raw":   content,
+			"error": "failed to parse AI response as JSON",
+		}
+	}
+	return result
+}

internal/api/handlers_chat.go

@@ -1,17 +1,133 @@
 package api
 
 import (
+	"bytes"
 	"context"
 	"encoding/json"
+	"fmt"
+	"io"
+	"log"
 	"net/http"
+	"os"
+	"path/filepath"
 	"regexp"
 	"strings"
+	"time"
+	"unicode/utf8"
 
 	"github.com/muyue/muyue/internal/agent"
 	"github.com/muyue/muyue/internal/orchestrator"
 )
 
 var thinkingTagRegex = regexp.MustCompile(`(?s)<[Tt]hink[^>]*>.*?</[Tt]hink>`)
+var fileMentionRegex = regexp.MustCompile(`@(\S+\.[a-zA-Z0-9]+)`)
+
+type ImageAttachment struct {
+	Data     string `json:"data"`
+	Filename string `json:"filename"`
+	MimeType string `json:"mime_type"`
+}
+
+func resolveFileMentions(text string) string {
+	return fileMentionRegex.ReplaceAllStringFunc(text, func(match string) string {
+		filePath := match[1:]
+		if strings.HasPrefix(filePath, "~/") {
+			if home, err := os.UserHomeDir(); err == nil {
+				filePath = filepath.Join(home, filePath[2:])
+			}
+		}
+		if !filepath.IsAbs(filePath) {
+			if home, err := os.UserHomeDir(); err == nil {
+				filePath = filepath.Join(home, filePath)
+			}
+		}
+		data, err := os.ReadFile(filePath)
+		if err != nil {
+			return match + fmt.Sprintf(" (erreur: fichier non trouve)")
+		}
+		content := string(data)
+		if len(content) > 50000 {
+			content = content[:50000] + "\n... (tronque a 50Ko)"
+		}
+		return fmt.Sprintf("[Fichier: %s]\n%s\n[Fin du fichier: %s]", filepath.Base(filePath), content, filepath.Base(filePath))
+	})
+}
+
+var vlmClient = &http.Client{Timeout: 60 * time.Second}
+
+func (s *Server) describeImages(images []ImageAttachment) []string {
+	var apiKey string
+	for i := range s.config.AI.Providers {
+		if s.config.AI.Providers[i].Active {
+			apiKey = s.config.AI.Providers[i].APIKey
+			break
+		}
+	}
+	if apiKey == "" {
+		log.Printf("[vlm] no API key found for image description")
+		return nil
+	}
+
+	descriptions := make([]string, 0, len(images))
+	for i, img := range images {
+		desc, err := s.callVLM(apiKey, img)
+		if err != nil {
+			log.Printf("[vlm] image %d (%s) failed: %v", i+1, img.Filename, err)
+			descriptions = append(descriptions, fmt.Sprintf("(description unavailable: %v)", err))
+		} else {
+			descriptions = append(descriptions, desc)
+		}
+	}
+	return descriptions
+}
+
+func (s *Server) callVLM(apiKey string, img ImageAttachment) (string, error) {
+	payload := map[string]string{
+		"prompt":    "Describe this image in detail. Include all text, UI elements, code, diagrams, or data visible. Be thorough and specific.",
+		"image_url": img.Data,
+	}
+	body, err := json.Marshal(payload)
+	if err != nil {
+		return "", fmt.Errorf("marshal vlm request: %w", err)
+	}
+
+	ctx, cancel := context.WithTimeout(context.Background(), 55*time.Second)
+	defer cancel()
+
+	req, err := http.NewRequestWithContext(ctx, "POST", "https://api.minimax.io/v1/coding_plan/vlm", bytes.NewReader(body))
+	if err != nil {
+		return "", fmt.Errorf("create vlm request: %w", err)
+	}
+	req.Header.Set("Content-Type", "application/json")
+	req.Header.Set("Authorization", "Bearer "+apiKey)
+
+	resp, err := vlmClient.Do(req)
+	if err != nil {
+		return "", fmt.Errorf("vlm request: %w", err)
+	}
+	defer resp.Body.Close()
+
+	respBody, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return "", fmt.Errorf("read vlm response: %w", err)
+	}
+
+	if resp.StatusCode != http.StatusOK {
+		return "", fmt.Errorf("vlm API error (%d): %s", resp.StatusCode, string(respBody))
+	}
+
+	var result struct {
+		Content string `json:"content"`
+	}
+	if err := json.Unmarshal(respBody, &result); err != nil {
+		return "", fmt.Errorf("parse vlm response: %w", err)
+	}
+
+	if result.Content == "" {
+		return "(empty description)", nil
+	}
+	return result.Content, nil
+}
 
 func (s *Server) handleChat(w http.ResponseWriter, r *http.Request) {
 	if r.Method != "POST" {
@@ -19,8 +135,9 @@ func (s *Server) handleChat(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 	var body struct {
-		Message string `json:"message"`
-		Stream  bool   `json:"stream"`
+		Message    string           `json:"message"`
+		Stream     bool             `json:"stream"`
+		Images     []ImageAttachment `json:"images"`
 	}
 	if err := json.NewDecoder(r.Body).Decode(&body); err != nil {
 		writeError(w, err.Error(), http.StatusBadRequest)
@@ -30,8 +147,44 @@ func (s *Server) handleChat(w http.ResponseWriter, r *http.Request) {
 		writeError(w, "no message", http.StatusMethodNotAllowed)
 		return
 	}
+	if len(body.Images) > 3 {
+		writeError(w, "max 3 images", http.StatusBadRequest)
+		return
+	}
 
-	s.convStore.Add("user", body.Message)
+	enrichedMessage := resolveFileMentions(body.Message)
+
+	var imageIDs []string
+	if len(body.Images) > 0 {
+		descriptions := s.describeImages(body.Images)
+		var imgContext strings.Builder
+		for i, desc := range descriptions {
+			imgContext.WriteString(fmt.Sprintf("\n[Image %d (%s): %s]\n", i+1, body.Images[i].Filename, desc))
+
+			id, err := saveImage(body.Images[i].Data, body.Images[i].Filename, body.Images[i].MimeType)
+			if err != nil {
+				log.Printf("[images] failed to save %s: %v", body.Images[i].Filename, err)
+			} else {
+				imageIDs = append(imageIDs, id)
+			}
+		}
+		enrichedMessage = imgContext.String() + enrichedMessage
+	}
+
+	displayMsg := body.Message
+	if len(body.Images) > 0 {
+		imgNames := make([]string, len(body.Images))
+		for i, img := range body.Images {
+			imgNames[i] = img.Filename
+		}
+		displayMsg += " [" + strings.Join(imgNames, ", ") + "]"
+	}
+
+	if len(imageIDs) > 0 {
+		s.convStore.AddWithImages("user", displayMsg, imageIDs)
+	} else {
+		s.convStore.Add("user", displayMsg)
+	}
 
 	if s.convStore.NeedsSummarization() {
 		s.autoSummarize()
@@ -42,13 +195,23 @@ func (s *Server) handleChat(w http.ResponseWriter, r *http.Request) {
 		writeError(w, err.Error(), http.StatusServiceUnavailable)
 		return
 	}
-	orb.SetSystemPrompt(agent.StudioSystemPrompt())
+	var studioPrompt strings.Builder
+	studioPrompt.WriteString(agent.StudioSystemPrompt())
+	studioPrompt.WriteString(fmt.Sprintf("\nDate: %s\nHeure: %s\n", time.Now().Format("02/01/2006"), time.Now().Format("15:04:05")))
+	canSudo := !agent.NeedsSudoPassword()
+	studioPrompt.WriteString(fmt.Sprintf("Root: %t\n", !canSudo))
+	if !canSudo {
+		studioPrompt.WriteString("⚠️ Session sans sudo sans mot de passe — les commandes sudo/doas nécessitent une autorisation. N'utilise PAS sudo ou doas sans demander.\n")
+	} else {
+		studioPrompt.WriteString("⚠️ Session avec privilèges sudo sans mot de passe — les commandes sudo s'exécuteront directement.\n")
+	}
+	orb.SetSystemPrompt(studioPrompt.String())
 	orb.SetTools(s.agentToolsJSON)
 
 	if body.Stream {
-		s.handleStreamChat(w, orb, body.Message)
+		s.handleStreamChat(w, orb, enrichedMessage)
 	} else {
-		s.handleNonStreamChat(w, orb, body.Message)
+		s.handleNonStreamChat(w, orb, enrichedMessage)
 	}
 }
 
@@ -92,6 +255,8 @@ func (s *Server) handleStreamChat(w http.ResponseWriter, orb *orchestrator.Orche
 	}
 	s.convStore.Add("assistant", storeContent)
 
+	s.consumption.Record(engine.ProviderName(), engine.TotalTokens)
+
 	sseWriter.Write(map[string]interface{}{"done": "true"})
 }
 
@@ -107,6 +272,9 @@ func (s *Server) handleNonStreamChat(w http.ResponseWriter, orb *orchestrator.Or
 	}
 
 	s.convStore.Add("assistant", finalContent)
+
+	s.consumption.Record(engine.ProviderName(), engine.TotalTokens)
+
 	writeJSON(w, map[string]string{"content": finalContent})
 }
 
@@ -114,22 +282,50 @@ func cleanThinkingTags(content string) string {
 	return strings.TrimSpace(thinkingTagRegex.ReplaceAllString(content, ""))
 }
 
-const contextWindowMessages = 20
-
 func (s *Server) buildContextMessages(userMessage string) []orchestrator.Message {
 	history := s.convStore.Get()
-	start := 0
-	if len(history) > contextWindowMessages {
-		start = len(history) - contextWindowMessages
+
+	sysPromptTokens := utf8.RuneCountInString(agent.StudioSystemPrompt())/charsPerToken + 50
+	toolsTokens := utf8.RuneCountInString(string(s.agentToolsJSON)) / charsPerToken
+	responseMargin := 4000
+	userMsgTokens := utf8.RuneCountInString(userMessage) / charsPerToken
+
+	overhead := sysPromptTokens + toolsTokens + responseMargin + userMsgTokens
+	available := contextWindowTokens - overhead
+	if available < 1000 {
+		available = 1000
 	}
 
-	messages := make([]orchestrator.Message, 0, len(history[start:])+1)
+	included := 0
+	tokensUsed := 0
+	for i := len(history) - 1; i >= 0; i-- {
+		msgTokens := utf8.RuneCountInString(history[i].Content) / charsPerToken
+		if msgTokens == 0 {
+			msgTokens = 1
+		}
+		if tokensUsed+msgTokens > available {
+			break
+		}
+		tokensUsed += msgTokens
+		included++
+	}
+
+	start := len(history) - included
+	if start < 0 {
+		start = 0
+	}
+
+	if start > 0 {
+		log.Printf("[studio] context budget: %d/%d tokens, including %d/%d messages (dropped %d older)", tokensUsed+overhead, contextWindowTokens, included, len(history), start)
+	}
+
+	messages := make([]orchestrator.Message, 0, included+2)
 
 	summary := s.convStore.GetSummary()
-	if summary != "" {
+	if summary != "" && start > 0 {
 		messages = append(messages, orchestrator.Message{
 			Role:    "system",
-			Content: "Résumé de la conversation précédente:\n" + summary,
+			Content: orchestrator.TextContent("Résumé de la conversation précédente:\n" + summary),
 		})
 	}
 
@@ -154,13 +350,13 @@ func (s *Server) buildContextMessages(userMessage string) []orchestrator.Message
 		}
 		messages = append(messages, orchestrator.Message{
 			Role:    role,
-			Content: content,
+			Content: orchestrator.TextContent(content),
 		})
 	}
 
 	messages = append(messages, orchestrator.Message{
 		Role:    "user",
-		Content: userMessage,
+		Content: orchestrator.TextContent(userMessage),
 	})
 
 	return messages
@@ -208,8 +404,8 @@ func (s *Server) handleChatHistory(w http.ResponseWriter, r *http.Request) {
 	writeJSON(w, map[string]interface{}{
 		"messages":     messages,
 		"tokens":       s.convStore.ApproxTokenCount(),
-		"max_tokens":   maxTokensApprox,
-		"summarize_at": summarizeThreshold,
+		"max_tokens":   contextWindowTokens,
+		"summarize_at": int(float64(contextWindowTokens) * summarizeRatio),
 		"summary":      s.convStore.GetSummary(),
 	})
 }

internal/api/handlers_common.go

@@ -5,7 +5,21 @@ import (
 	"net/http"
 )
 
-const summarizePrompt = `Résume la conversation suivante de manière concise et structurée. Garde les points clés, les décisions prises, le contexte technique important. Le résumé doit permettre de continuer la conversation sans perte de contexte. Réponds uniquement avec le résumé, sans meta-commentaire.`
+const summarizePrompt = `Résume cette conversation de manière ultra-concise et structurée.
+
+CONSERVE :
+- Les décisions techniques prises et leur rationale
+- Les configurations modifiées (noms exacts, valeurs)
+- Les fichiers/chemins manipulés
+- Les erreurs rencontrées et leurs résolutions
+- Le contexte nécessaire pour continuer
+
+ÉLIMINE :
+- Les échanges de politesse
+- Les tentatives infructueuses (sauf si la solution n'a pas été trouvée)
+- Les sorties d'outils brutes (garde seulement les conclusions)
+
+FORMAT : Markdown structuré avec sections. Max 500 mots. Pas de méta-commentaire.`
 
 func writeJSON(w http.ResponseWriter, data interface{}) {
 	json.NewEncoder(w).Encode(data)

internal/api/handlers_config.go

@@ -187,6 +187,8 @@ func (s *Server) handleValidateProvider(w http.ResponseWriter, r *http.Request)
 		switch body.Name {
 		case "minimax":
 			baseURL = "https://api.minimax.io/v1"
+		case "mimo":
+			baseURL = "https://token-plan-ams.xiaomimimo.com/v1"
 		case "openai":
 			baseURL = "https://api.openai.com/v1"
 		case "anthropic":

internal/api/handlers_info.go

@@ -12,6 +12,7 @@ import (
 	"strings"
 	"time"
 
+	"github.com/muyue/muyue/internal/agent"
 	"github.com/muyue/muyue/internal/lsp"
 	"github.com/muyue/muyue/internal/mcp"
 	"github.com/muyue/muyue/internal/scanner"
@@ -24,7 +25,7 @@ func (s *Server) handleInfo(w http.ResponseWriter, r *http.Request) {
 		"name":    version.Name,
 		"version": version.Version,
 		"author":  version.Author,
-		"sudo":    os.Geteuid() == 0,
+		"sudo":    !agent.NeedsSudoPassword(),
 	})
 }
 
@@ -534,6 +535,39 @@ func (s *Server) handleProvidersQuota(w http.ResponseWriter, r *http.Request) {
 			q.Healthy = p.APIKey != ""
 			if p.APIKey == "" {
 				q.Error = "no API key"
+				results = append(results, q)
+				continue
+			}
+			mimoBase := p.BaseURL
+			if mimoBase == "" {
+				mimoBase = "https://token-plan-ams.xiaomimimo.com/v1"
+			}
+			req, _ := http.NewRequest("GET", strings.TrimRight(mimoBase, "/")+"/models", nil)
+			req.Header.Set("Authorization", "Bearer "+p.APIKey)
+			resp, err := client.Do(req)
+			if err != nil {
+				q.Error = err.Error()
+			} else {
+				body, _ := io.ReadAll(resp.Body)
+				resp.Body.Close()
+				var data map[string]interface{}
+				if json.Unmarshal(body, &data) == nil {
+					if modelList, ok := data["data"].([]interface{}); ok {
+						models := make([]map[string]interface{}, 0)
+						for _, m := range modelList {
+							if mm, ok := m.(map[string]interface{}); ok {
+								id, _ := mm["id"].(string)
+								if id != "" {
+									models = append(models, map[string]interface{}{
+										"model": id,
+									})
+								}
+							}
+						}
+						q.Data = map[string]interface{}{"models": models, "available": len(models)}
+						q.Healthy = true
+					}
+				}
 			}
 		case "claude", "anthropic":
 			// Claude Code n'a pas d'API externe, vérifier l'installation
@@ -551,6 +585,15 @@ func (s *Server) handleProvidersQuota(w http.ResponseWriter, r *http.Request) {
 	writeJSON(w, map[string]interface{}{"providers": results})
 }
 
+func (s *Server) handleProvidersConsumption(w http.ResponseWriter, r *http.Request) {
+	if r.Method != "GET" {
+		writeError(w, "GET only", http.StatusMethodNotAllowed)
+		return
+	}
+	data := s.consumption.GetAll()
+	writeJSON(w, map[string]interface{}{"providers": data})
+}
+
 func (s *Server) handleRecentCommands(w http.ResponseWriter, r *http.Request) {
 	home, _ := os.UserHomeDir()
 	type cmdEntry struct {

internal/api/handlers_shell_chat.go

@@ -1,13 +1,17 @@
 package api
 
 import (
+	"context"
 	"encoding/json"
 	"fmt"
+	"log"
 	"net/http"
 	"os"
 	"os/exec"
 	"runtime"
 	"strings"
+	"time"
+	"unicode/utf8"
 
 	"github.com/muyue/muyue/internal/agent"
 	"github.com/muyue/muyue/internal/orchestrator"
@@ -51,81 +55,88 @@ func (s *Server) handleShellChat(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	orb.SetSystemPrompt(s.buildShellSystemPromptV2(req))
+	orb.SetSystemPrompt(s.buildShellSystemPrompt(req))
+	orb.SetTools(s.shellAgentToolsJSON)
 
 	if req.Stream {
-		s.handleShellChatStreamV2(w, orb)
+		s.handleShellChatStream(w, orb)
 	} else {
-		s.handleShellChatNonStreamV2(w, orb)
+		s.handleShellChatNonStream(w, orb)
 	}
 }
 
-func (s *Server) buildShellSystemPromptV2(_ ShellChatRequest) string {
+func (s *Server) buildShellSystemPrompt(req ShellChatRequest) string {
 	var sb strings.Builder
 
-	sb.WriteString(`Tu es l'Analyste Système de Muyue. Tu es un expert en administration système et développement.
-Tu aides l'utilisateur à comprendre son système, diagnostiquer des problèmes, et optimiser son environnement.
-
-RÈGLES STRICTES:
-- Tu ne peux JAMAIS exécuter de commande ou de code
-- Tu ne peux que analyser, expliquer, et proposer des solutions
-- Quand tu proposes du code ou des commandes, mets-les dans des blocs de code markdown avec le langage spécifié
-- L'utilisateur pourra les copier ou les envoyer directement au terminal depuis les boutons
-
-`)
+	sb.WriteString(shellSystemPromptBase)
 
 	analysis := LoadSystemAnalysis()
 	if analysis != "" {
-		sb.WriteString("=== ANALYSE SYSTÈME ACTUELLE ===\n")
+		sb.WriteString("<system_context>\n")
 		sb.WriteString(analysis)
-		sb.WriteString("\n=== FIN DE L'ANALYSE ===\n\n")
+		sb.WriteString("\n</system_context>\n\n")
 	}
 
 	sb.WriteString(fmt.Sprintf("OS: %s/%s\n", runtime.GOOS, runtime.GOARCH))
 	if hostname, err := os.Hostname(); err == nil {
 		sb.WriteString("Hostname: " + hostname + "\n")
 	}
+	if user := os.Getenv("USER"); user != "" {
+		sb.WriteString("User: " + user + "\n")
+	}
+
+	canSudo := !agent.NeedsSudoPassword()
+	sb.WriteString(fmt.Sprintf("Root: %t\n", !canSudo))
+	if canSudo {
+		sb.WriteString("⚠️ Session avec privilèges sudo sans mot de passe — les commandes sudo s'exécuteront directement.\n")
+	} else {
+		sb.WriteString("⚠️ Session sans sudo sans mot de passe — les commandes sudo/doas nécessitent une autorisation. N'utilise PAS sudo ou doas sans demander.\n")
+	}
+
+	now := time.Now()
+	sb.WriteString(fmt.Sprintf("Date: %s\nHeure: %s\n", now.Format("02/01/2006"), now.Format("15:04:05")))
 
 	return sb.String()
 }
 
-func (s *Server) handleShellChatStreamV2(w http.ResponseWriter, orb *orchestrator.Orchestrator) {
+func (s *Server) handleShellChatStream(w http.ResponseWriter, orb *orchestrator.Orchestrator) {
 	SetupSSEHeaders(w)
 	flusher, canFlush := w.(http.Flusher)
 	sseWriter := NewSSEWriter(w)
 
-	// Rebuild history into orchestrator
-	history := s.shellConvStore.Get()
-	for _, m := range history[:len(history)-1] { // all except last user msg
-		if m.Role == "system" {
-			continue
+	ctx := context.Background()
+	messages := s.buildShellContextMessages()
+
+	engine := NewChatEngine(orb, s.shellAgentRegistry, s.shellAgentToolsJSON)
+	engine.OnChunk(func(data map[string]interface{}) {
+		if data == nil {
+			return
 		}
-		// Pre-load orchestrator history
-		orb.AppendHistory(orchestrator.Message{Role: m.Role, Content: m.Content})
-	}
-
-	lastUserMsg := history[len(history)-1].Content
-
-	var finalContent string
-	result, err := orb.SendStream(lastUserMsg, func(chunk string) {
-		finalContent = chunk
-		sseWriter.Write(map[string]interface{}{"content": chunk})
+		sseWriter.Write(data)
 		if canFlush {
 			flusher.Flush()
 		}
 	})
 
+	finalContent, allToolCalls, allToolResults, err := engine.RunWithTools(ctx, messages)
 	if err != nil {
 		sseWriter.Write(map[string]interface{}{"error": err.Error()})
 		return
 	}
 
-	content := result
-	if content == "" {
-		content = finalContent
+	storeContent := finalContent
+	if len(allToolCalls) > 0 {
+		storeObj := map[string]interface{}{
+			"content":      storeContent,
+			"tool_calls":   allToolCalls,
+			"tool_results": allToolResults,
+		}
+		storeJSON, _ := json.Marshal(storeObj)
+		storeContent = string(storeJSON)
 	}
+	s.shellConvStore.Add("assistant", storeContent)
 
-	s.shellConvStore.Add("assistant", cleanThinkingTags(content))
+	s.consumption.Record(engine.ProviderName(), engine.TotalTokens)
 
 	sseWriter.Write(map[string]interface{}{
 		"done":   "true",
@@ -133,30 +144,97 @@ func (s *Server) handleShellChatStreamV2(w http.ResponseWriter, orb *orchestrato
 	})
 }
 
-func (s *Server) handleShellChatNonStreamV2(w http.ResponseWriter, orb *orchestrator.Orchestrator) {
-	history := s.shellConvStore.Get()
-	for _, m := range history[:len(history)-1] {
-		if m.Role == "system" {
-			continue
-		}
-		orb.AppendHistory(orchestrator.Message{Role: m.Role, Content: m.Content})
-	}
+func (s *Server) handleShellChatNonStream(w http.ResponseWriter, orb *orchestrator.Orchestrator) {
+	ctx := context.Background()
+	messages := s.buildShellContextMessages()
 
-	lastUserMsg := history[len(history)-1].Content
-
-	result, err := orb.Send(lastUserMsg)
+	engine := NewChatEngine(orb, s.shellAgentRegistry, s.shellAgentToolsJSON)
+	finalContent, err := engine.RunNonStream(ctx, messages)
 	if err != nil {
 		writeError(w, err.Error(), http.StatusInternalServerError)
 		return
 	}
 
-	s.shellConvStore.Add("assistant", cleanThinkingTags(result))
+	s.shellConvStore.Add("assistant", finalContent)
+
+	s.consumption.Record(engine.ProviderName(), engine.TotalTokens)
+
 	writeJSON(w, map[string]interface{}{
-		"content": result,
+		"content": finalContent,
 		"tokens":  s.shellConvStore.ApproxTokens(),
 	})
 }
 
+func (s *Server) buildShellContextMessages() []orchestrator.Message {
+	history := s.shellConvStore.Get()
+
+	sysTokens := utf8.RuneCountInString(shellSystemPromptBase) / charsPerToken
+	if analysis := LoadSystemAnalysis(); analysis != "" {
+		sysTokens += utf8.RuneCountInString(analysis) / charsPerToken
+	}
+	sysTokens += 100
+	toolsTokens := utf8.RuneCountInString(string(s.shellAgentToolsJSON)) / charsPerToken
+	responseMargin := 4000
+
+	overhead := sysTokens + toolsTokens + responseMargin
+	available := shellMaxTokens - overhead
+	if available < 1000 {
+		available = 1000
+	}
+
+	included := 0
+	tokensUsed := 0
+	for i := len(history) - 1; i >= 0; i-- {
+		msgTokens := utf8.RuneCountInString(history[i].Content) / charsPerToken
+		if msgTokens == 0 {
+			msgTokens = 1
+		}
+		if tokensUsed+msgTokens > available {
+			break
+		}
+		tokensUsed += msgTokens
+		included++
+	}
+
+	start := len(history) - included
+	if start < 0 {
+		start = 0
+	}
+
+	if start > 0 {
+		log.Printf("[shell] context budget: %d/%d tokens, including %d/%d messages (dropped %d older)", tokensUsed+overhead, shellMaxTokens, included, len(history), start)
+	}
+
+	messages := make([]orchestrator.Message, 0, included)
+
+	for _, m := range history[start:] {
+		content := m.Content
+		if m.Role == "assistant" {
+			var parsed struct {
+				Content   string `json:"content"`
+				ToolCalls []struct {
+					ToolCallID string `json:"tool_call_id"`
+					Name       string `json:"name"`
+					Args       string `json:"args"`
+				} `json:"tool_calls"`
+			}
+			if err := json.Unmarshal([]byte(content), &parsed); err == nil && parsed.Content != "" {
+				content = parsed.Content
+			}
+		}
+		role := m.Role
+		if role == "system" {
+			continue
+		}
+		messages = append(messages, orchestrator.Message{
+			Role:    role,
+			Content: orchestrator.TextContent(content),
+		})
+	}
+
+	return messages
+}
+
 func (s *Server) handleShellChatHistory(w http.ResponseWriter, r *http.Request) {
 	if r.Method != "GET" {
 		writeError(w, "GET only", http.StatusMethodNotAllowed)
@@ -252,15 +330,33 @@ func (s *Server) handleShellAnalyze(w http.ResponseWriter, r *http.Request) {
 	}
 	orb.SetSystemPrompt(agent.StudioSystemPrompt())
 
-	analysisPrompt := `Tu es un expert en administration système. Analyse les informations suivantes sur le système de l'utilisateur.
-Génère un rapport d'analyse concis et structuré en markdown qui inclut:
-1. Un résumé de l'état du système
-2. Les points d'attention (performance, sécurité, configuration)
-3. Des recommandations spécifiques d'optimisation
-4. Les outils manquants qui pourraient être utiles
-5. L'état du réseau et des connexions
+	analysisPrompt := `Tu es un expert en administration système. Analyse les informations suivantes et génère un rapport structuré en markdown.
 
-Sois concret et technique. Le rapport sera utilisé comme contexte pour un assistant terminal.
+STRUCTURE REQUISE :
+
+## État du système
+- Résumé en 2-3 phrases de l'état général (OK/Attention/Critique)
+
+## Points d'attention
+Liste les problèmes détectés par priorité :
+- **CRITIQUE** : problèmes de sécurité, espace disque < 10%, mémoire < 10%
+- **ATTENTION** : CPU élevé, services en échec, config non-optimale
+- **INFO** : améliorations possibles, mises à jour disponibles
+
+## Recommandations
+Pour chaque point d'attention, donne UNE commande ou action corrective concrète.
+
+## Outils manquants
+Liste les outils utiles non installés avec la commande d'installation.
+
+## Réseau
+- Interfaces actives, ports en écoute, connectivité
+
+RÈGLES :
+- Pas de blabla générique — sois spécifique à CE système
+- Inclus les valeurs numériques réelles (%, Go, MHz)
+- Max 1500 mots
+- Le rapport sert de contexte persistant pour un assistant terminal
 
 ` + sysInfo.String()
 

internal/api/image_cache.go

@@ -0,0 +1,104 @@
+package api
+
+import (
+	"encoding/base64"
+	"fmt"
+	"log"
+	"net/http"
+	"os"
+	"path/filepath"
+	"strings"
+	"sync/atomic"
+	"time"
+
+	"github.com/muyue/muyue/internal/config"
+)
+
+var imageDir string
+
+func init() {
+	dir, err := config.ConfigDir()
+	if err != nil {
+		dir = "/tmp/muyue"
+	}
+	imageDir = filepath.Join(dir, "images")
+	os.MkdirAll(imageDir, 0755)
+}
+
+var imageCounter uint64
+
+func saveImage(dataURI, filename, mimeType string) (string, error) {
+	parts := strings.SplitN(dataURI, ",", 2)
+	if len(parts) != 2 {
+		return "", fmt.Errorf("invalid data URI")
+	}
+	encoded := parts[1]
+
+	decoded, err := base64.StdEncoding.DecodeString(encoded)
+	if err != nil {
+		return "", fmt.Errorf("base64 decode: %w", err)
+	}
+
+	id := fmt.Sprintf("%d-%d", time.Now().UnixMilli(), atomic.AddUint64(&imageCounter, 1))
+	ext := ".png"
+	switch mimeType {
+	case "image/jpeg":
+		ext = ".jpg"
+	case "image/webp":
+		ext = ".webp"
+	}
+
+	filePath := filepath.Join(imageDir, id+ext)
+	if err := os.WriteFile(filePath, decoded, 0600); err != nil {
+		return "", fmt.Errorf("write image: %w", err)
+	}
+
+	return id + ext, nil
+}
+
+func imagePath(id string) string {
+	return filepath.Join(imageDir, filepath.Base(id))
+}
+
+func cleanupImages(ids []string) {
+	for _, id := range ids {
+		p := imagePath(id)
+		if err := os.Remove(p); err != nil && !os.IsNotExist(err) {
+			log.Printf("[images] failed to delete %s: %v", id, err)
+		}
+	}
+}
+
+func (s *Server) handleServeImage(w http.ResponseWriter, r *http.Request) {
+	if r.Method != "GET" {
+		writeError(w, "GET only", http.StatusMethodNotAllowed)
+		return
+	}
+
+	id := strings.TrimPrefix(r.URL.Path, "/api/images/")
+	if id == "" {
+		writeError(w, "image id required", http.StatusBadRequest)
+		return
+	}
+
+	filePath := imagePath(id)
+	if _, err := os.Stat(filePath); err != nil {
+		writeError(w, "image not found", http.StatusNotFound)
+		return
+	}
+
+	ext := strings.ToLower(filepath.Ext(id))
+	switch ext {
+	case ".jpg", ".jpeg":
+		w.Header().Set("Content-Type", "image/jpeg")
+	case ".png":
+		w.Header().Set("Content-Type", "image/png")
+	case ".webp":
+		w.Header().Set("Content-Type", "image/webp")
+	default:
+		w.Header().Set("Content-Type", "application/octet-stream")
+	}
+	w.Header().Set("Cache-Control", "public, max-age=86400")
+
+	http.ServeFile(w, r, filePath)
+}

internal/api/server.go

@@ -13,14 +13,17 @@ import (
 )
 
 type Server struct {
-	config         *config.MuyueConfig
-	scanResult     *scanner.ScanResult
-	mux            *http.ServeMux
-	convStore      *ConversationStore
-	shellConvStore *ShellConvStore
-	agentRegistry  *agent.Registry
-	agentToolsJSON json.RawMessage
-	workflowEngine *workflow.Engine
+	config              *config.MuyueConfig
+	scanResult          *scanner.ScanResult
+	mux                 *http.ServeMux
+	convStore           *ConversationStore
+	shellConvStore      *ShellConvStore
+	consumption         *consumptionStore
+	agentRegistry       *agent.Registry
+	agentToolsJSON      json.RawMessage
+	shellAgentRegistry  *agent.Registry
+	shellAgentToolsJSON json.RawMessage
+	workflowEngine      *workflow.Engine
 }
 
 func NewServer(cfg *config.MuyueConfig) *Server {
@@ -48,10 +51,19 @@ func NewServer(cfg *config.MuyueConfig) *Server {
 	s.scanResult = scanner.ScanSystem()
 	s.convStore = NewConversationStore()
 	s.shellConvStore = NewShellConvStore()
+	s.consumption = newConsumptionStore()
 	s.agentRegistry = agent.DefaultRegistry()
 	tools := s.agentRegistry.OpenAITools()
 	toolsJSON, _ := json.Marshal(tools)
 	s.agentToolsJSON = json.RawMessage(toolsJSON)
+
+	s.shellAgentRegistry = agent.NewRegistry()
+	terminalTool, _ := agent.NewTerminalTool()
+	s.shellAgentRegistry.Register(terminalTool)
+	shellTools := s.shellAgentRegistry.OpenAITools()
+	shellToolsJSON, _ := json.Marshal(shellTools)
+	s.shellAgentToolsJSON = json.RawMessage(shellToolsJSON)
+
 	s.workflowEngine, _ = workflow.NewEngine(s.agentRegistry)
 	s.routes()
 	return s
@@ -84,6 +96,7 @@ func (s *Server) routes() {
 	s.mux.HandleFunc("/api/starship/apply-theme", s.handleApplyStarshipTheme)
 	s.mux.HandleFunc("/api/providers/validate", s.handleValidateProvider)
 	s.mux.HandleFunc("/api/update/run", s.handleRunUpdate)
+	s.mux.HandleFunc("/api/images/", s.handleServeImage)
 	s.mux.HandleFunc("/api/chat", s.handleChat)
 	s.mux.HandleFunc("/api/chat/history", s.handleChatHistory)
 	s.mux.HandleFunc("/api/chat/clear", s.handleChatClear)
@@ -120,14 +133,16 @@ func (s *Server) routes() {
 	s.mux.HandleFunc("/api/skills/export", s.handleSkillExport)
 	s.mux.HandleFunc("/api/skills/import", s.handleSkillImport)
 	s.mux.HandleFunc("/api/dashboard/status", s.handleDashboardStatus)
+	s.mux.HandleFunc("/api/ai/task", s.handleAITask)
 	s.mux.HandleFunc("/api/providers/quota", s.handleProvidersQuota)
+	s.mux.HandleFunc("/api/providers/consumption", s.handleProvidersConsumption)
 	s.mux.HandleFunc("/api/recent-commands", s.handleRecentCommands)
 	s.mux.HandleFunc("/api/running-processes", s.handleRunningProcesses)
 	s.mux.HandleFunc("/api/system/metrics", s.handleSystemMetrics)
 }
 
 func (s *Server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
-	if strings.HasPrefix(r.URL.Path, "/api/ws/") {
+	if strings.HasPrefix(r.URL.Path, "/api/ws/") || strings.HasPrefix(r.URL.Path, "/api/images/") {
 		s.mux.ServeHTTP(w, r)
 		return
 	}

internal/api/shell_conversation.go

@@ -14,6 +14,63 @@ import (
 const shellMaxTokens = 100000
 const shellCharsPerToken = 4
 
+const shellSystemPromptBase = `Tu es l'**Analyste Système** de Muyue. Tu es un expert en administration système, DevOps et développement.
+
+<critical_rules>
+1. **AGIS, ne décris pas** — Utilise l'outil terminal pour exécuter, ne te contente pas de proposer des commandes.
+2. **SOIS AUTONOME** — Cherche les infos manquantes via des commandes avant de demander à l'utilisateur. Essaie plusieurs approches avant de bloquer.
+3. **SOIS CONCIS** — Max 4 lignes par défaut. Pas de préambule. Réponse directe et technique.
+4. **GÈRE LES ERREURS** — Si une commande échoue, lis l'erreur, comprends la cause, essaie une approche alternative. 2-3 tentatives avant de rapporter.
+5. **SÉCURITÉ** — Ne révèle jamais de credentials. Demande confirmation avant les commandes destructrices (rm -rf, format, etc.).
+6. **LANGUE** — Réponds dans la même langue que l'utilisateur.
+</critical_rules>
+
+<tool_usage>
+Outil disponible : **terminal** — Exécute des commandes shell sur le système local.
+
+Stratégies :
+- **Diagnostique** — Enchaîne les commandes de diagnostic (ps, df, free, top, journalctl, dmesg, netstat, ss, etc.)
+- **Parallélisme** — Combine les commandes avec && ou ; quand elles sont indépendantes
+- **Filtrage** — Utilise grep, awk, sort, head pour extraire l'essentiel des sorties volumineuses
+- **Non-interactif** — Préfère les commandes non-interactives (apt install -y, non pas apt install)
+- **Troncature** — Si le résultat dépasse 2000 caractères, résume les points clés au lieu de tout afficher
+</tool_usage>
+
+<decision_making>
+- Décide par toi-même : exécute des commandes pour comprendre l'état du système
+- Ne demande confirmation que pour les actions destructrices
+- Si tu ne connais pas la commande exacte, exécute la commande avec --help pour la trouver
+- Si bloqué : documente ce que tu as essayé, pourquoi, et l'action minimale requise
+- Ne t'arrête jamais pour une tâche complexe — découpe en étapes et exécute-les
+</decision_making>
+
+<error_recovery>
+1. Lis le message d'erreur complet (stderr + stdout)
+2. Identifie la cause racine (permissions, paquet manquant, config, service)
+3. Essaie : vérifier le service, vérifier les logs, chercher le paquet, tester la connexion
+4. Propose une solution concrète, pas générique
+</error_recovery>
+
+<response_format>
+- **Commandes** : blocs markdown avec le langage (bash, sh, etc.)
+- **Résultats** : résume les métriques clés, pas de dump complet
+- **Erreurs** : cause + solution en 1-2 lignes
+- **Succès** : confirmation en 1 ligne
+- **Analyses** : markdown structuré avec sections si nécessaire
+</response_format>
+
+<mermaid>
+Tu peux utiliser des diagrammes Mermaid pour visualiser :
+- Architecture système (graph TD/LR)
+- Flux réseau (sequenceDiagram)
+- Processus (flowchart)
+- Timeline (gantt)
+
+Utilise un bloc de code avec le langage mermaid quand ça clarifie l'explication. Pas pour du texte simple.
+</mermaid>
+
+`
+
 type ShellMessage struct {
 	ID      string `json:"id"`
 	Role    string `json:"role"`
@@ -92,6 +149,10 @@ func (s *ShellConvStore) ApproxTokens() int {
 	for _, m := range s.msgs {
 		total += utf8.RuneCountInString(m.Content) / shellCharsPerToken
 	}
+	total += utf8.RuneCountInString(shellSystemPromptBase) / shellCharsPerToken
+	if analysis := LoadSystemAnalysis(); analysis != "" {
+		total += utf8.RuneCountInString(analysis) / shellCharsPerToken
+	}
 	return total
 }
 

internal/api/terminal.go

@@ -72,10 +72,11 @@ func (s *Server) handleTerminalWS(w http.ResponseWriter, r *http.Request) {
 
 	if initMsg.Type == "ssh" && initMsg.Data != "" {
 		var sshConf struct {
-			Host    string `json:"host"`
-			Port    int    `json:"port"`
-			User    string `json:"user"`
-			KeyPath string `json:"key_path"`
+			Host     string `json:"host"`
+			Port     int    `json:"port"`
+			User     string `json:"user"`
+			KeyPath  string `json:"key_path"`
+			Password string `json:"password"`
 		}
 		if err := json.Unmarshal([]byte(initMsg.Data), &sshConf); err != nil {
 			conn.WriteJSON(wsMessage{Type: "error", Data: "invalid ssh config"})
@@ -98,7 +99,16 @@ func (s *Server) handleTerminalWS(w http.ResponseWriter, r *http.Request) {
 		}
 		sshArgs = append(sshArgs, fmt.Sprintf("%s@%s", sshConf.User, sshConf.Host))
 
-		cmd = exec.Command("ssh", sshArgs...)
+		if sshConf.Password != "" {
+			sshpassPath, err := exec.LookPath("sshpass")
+			if err == nil {
+				cmd = exec.Command(sshpassPath, append([]string{"-p", sshConf.Password}, append([]string{"-e"}, sshArgs...)...)...)
+			} else {
+				cmd = exec.Command("ssh", sshArgs...)
+			}
+		} else {
+			cmd = exec.Command("ssh", sshArgs...)
+		}
 	} else {
 		shell := strings.TrimSpace(initMsg.Data)
 		log.Printf("terminal: requested shell=%q, trimmed=%q", initMsg.Data, shell)
@@ -222,11 +232,12 @@ func (s *Server) handleTerminalSessions(w http.ResponseWriter, r *http.Request)
 		return
 	}
 	var body struct {
-		Name    string `json:"name"`
-		Host    string `json:"host"`
-		Port    int    `json:"port"`
-		User    string `json:"user"`
-		KeyPath string `json:"key_path"`
+		Name     string `json:"name"`
+		Host     string `json:"host"`
+		Port     int    `json:"port"`
+		User     string `json:"user"`
+		KeyPath  string `json:"key_path"`
+		Password string `json:"password"`
 	}
 	if err := json.NewDecoder(r.Body).Decode(&body); err != nil {
 		writeError(w, err.Error(), http.StatusBadRequest)
@@ -240,12 +251,32 @@ func (s *Server) handleTerminalSessions(w http.ResponseWriter, r *http.Request)
 		body.Port = 22
 	}
 
+	for i, c := range s.config.Terminal.SSH {
+		if c.Name == body.Name {
+			s.config.Terminal.SSH[i] = config.SSHConnection{
+				Name:     body.Name,
+				Host:     body.Host,
+				Port:     body.Port,
+				User:     body.User,
+				KeyPath:  body.KeyPath,
+				Password: body.Password,
+			}
+			if err := config.Save(s.config); err != nil {
+				writeError(w, err.Error(), http.StatusInternalServerError)
+				return
+			}
+			writeJSON(w, map[string]string{"status": "ok"})
+			return
+		}
+	}
+
 	conn := config.SSHConnection{
-		Name:    body.Name,
-		Host:    body.Host,
-		Port:    body.Port,
-		User:    body.User,
-		KeyPath: body.KeyPath,
+		Name:     body.Name,
+		Host:     body.Host,
+		Port:     body.Port,
+		User:     body.User,
+		KeyPath:  body.KeyPath,
+		Password: body.Password,
 	}
 	if s.config.Terminal.SSH == nil {
 		s.config.Terminal.SSH = []config.SSHConnection{}

internal/config/config.go

@@ -128,6 +128,22 @@ var DEFAULT_TERMINAL_THEMES = map[string]TerminalTheme{
 	},
 }
 
+func migrateProviders(cfg *MuyueConfig) {
+	defaults := Default().AI.Providers
+	for _, dp := range defaults {
+		found := false
+		for _, p := range cfg.AI.Providers {
+			if p.Name == dp.Name {
+				found = true
+				break
+			}
+		}
+		if !found {
+			cfg.AI.Providers = append(cfg.AI.Providers, dp)
+		}
+	}
+}
+
 func GetTerminalTheme(name string) TerminalTheme {
 	if theme, ok := DEFAULT_TERMINAL_THEMES[name]; ok {
 		return theme
@@ -206,6 +222,8 @@ func Load() (*MuyueConfig, error) {
 		}
 	}
 
+	migrateProviders(&cfg)
+
 	return &cfg, nil
 }
 
@@ -271,7 +289,7 @@ func Default() *MuyueConfig {
 		},
 		{
 			Name:    "mimo",
-			Model:   "MiMo-V2.5-Pro",
+			Model:   "mimo-v2.5-pro",
 			BaseURL: "https://token-plan-ams.xiaomimimo.com/v1",
 			Active:  false,
 		},
@@ -303,6 +321,7 @@ func Default() *MuyueConfig {
 
 	cfg.Terminal.CustomPrompt = true
 	cfg.Terminal.PromptTheme = "zerotwo"
+	cfg.Terminal.FontSize = 14
 
 	return cfg
 }

internal/orchestrator/orchestrator.go

@@ -20,14 +20,42 @@ var thinkRegex = regexp.MustCompile(`(?s)<[Tt]hink[^>]*>.*?</[Tt]hink>`)
 
 const maxHistorySize = 100
 
+type ContentPart struct {
+	Type     string    `json:"type"`
+	Text     string    `json:"text,omitempty"`
+	ImageURL *ImageURL `json:"image_url,omitempty"`
+}
+
+type ImageURL struct {
+	URL string `json:"url"`
+}
+
 type Message struct {
 	Role       string          `json:"role"`
-	Content    string          `json:"content,omitempty"`
+	Content    json.RawMessage `json:"content,omitempty"`
 	ToolCalls  []ToolCallMsg   `json:"tool_calls,omitempty"`
 	ToolCallID string          `json:"tool_call_id,omitempty"`
 	Name       string          `json:"name,omitempty"`
 }
 
+func TextContent(s string) json.RawMessage {
+	b, _ := json.Marshal(s)
+	return b
+}
+
+func PartsContent(parts []ContentPart) json.RawMessage {
+	b, _ := json.Marshal(parts)
+	return b
+}
+
+func (m Message) ContentString() string {
+	var s string
+	if json.Unmarshal(m.Content, &s) == nil {
+		return s
+	}
+	return string(m.Content)
+}
+
 type ToolCallMsg struct {
 	ID       string             `json:"id"`
 	Type     string             `json:"type"`
@@ -143,7 +171,7 @@ func (o *Orchestrator) Send(userMessage string) (string, error) {
 	o.histMu.Lock()
 	o.history = append(o.history, Message{
 		Role:    "user",
-		Content: userMessage,
+		Content: TextContent(userMessage),
 	})
 
 	if len(o.history) > maxHistorySize {
@@ -152,7 +180,7 @@ func (o *Orchestrator) Send(userMessage string) (string, error) {
 
 	messages := make([]Message, 0, len(o.history)+1)
 	if o.systemPrompt != "" {
-		messages = append(messages, Message{Role: "system", Content: o.systemPrompt})
+		messages = append(messages, Message{Role: "system", Content: TextContent(o.systemPrompt)})
 	}
 	messages = append(messages, o.history...)
 
@@ -173,7 +201,7 @@ func (o *Orchestrator) Send(userMessage string) (string, error) {
 	o.histMu.Lock()
 	o.history = append(o.history, Message{
 		Role:    "assistant",
-		Content: content,
+		Content: TextContent(content),
 	})
 	_ = providerName
 	o.histMu.Unlock()
@@ -185,7 +213,7 @@ func (o *Orchestrator) SendStream(userMessage string, onChunk func(string)) (str
 	o.histMu.Lock()
 	o.history = append(o.history, Message{
 		Role:    "user",
-		Content: userMessage,
+		Content: TextContent(userMessage),
 	})
 
 	if len(o.history) > maxHistorySize {
@@ -194,7 +222,7 @@ func (o *Orchestrator) SendStream(userMessage string, onChunk func(string)) (str
 
 	messages := make([]Message, 0, len(o.history)+1)
 	if o.systemPrompt != "" {
-		messages = append(messages, Message{Role: "system", Content: o.systemPrompt})
+		messages = append(messages, Message{Role: "system", Content: TextContent(o.systemPrompt)})
 	}
 	messages = append(messages, o.history...)
 
@@ -273,7 +301,7 @@ func (o *Orchestrator) SendStream(userMessage string, onChunk func(string)) (str
 	o.histMu.Lock()
 	o.history = append(o.history, Message{
 		Role:    "assistant",
-		Content: content,
+		Content: TextContent(content),
 	})
 	o.histMu.Unlock()
 
@@ -283,7 +311,7 @@ func (o *Orchestrator) SendStream(userMessage string, onChunk func(string)) (str
 func (o *Orchestrator) SendWithTools(messages []Message) (*ChatResponse, error) {
 	fullMessages := make([]Message, 0, len(messages)+1)
 	if o.systemPrompt != "" {
-		fullMessages = append(fullMessages, Message{Role: "system", Content: o.systemPrompt})
+		fullMessages = append(fullMessages, Message{Role: "system", Content: TextContent(o.systemPrompt)})
 	}
 	fullMessages = append(fullMessages, messages...)
 
@@ -314,7 +342,7 @@ type ChunkCallback func(content string, toolCalls []ToolCallMsg)
 func (o *Orchestrator) SendWithToolsStream(messages []Message, onChunk ChunkCallback) (*ChatResponse, error) {
 	fullMessages := make([]Message, 0, len(messages)+1)
 	if o.systemPrompt != "" {
-		fullMessages = append(fullMessages, Message{Role: "system", Content: o.systemPrompt})
+		fullMessages = append(fullMessages, Message{Role: "system", Content: TextContent(o.systemPrompt)})
 	}
 	fullMessages = append(fullMessages, messages...)
 

internal/version/version.go

@@ -7,7 +7,7 @@ import (
 
 const (
 	Name    = "muyue"
-	Version = "0.3.5"
+	Version = "0.4.1"
 	Author  = "La Légion de Muyue"
 )
 

internal/workflow/planner.go

@@ -27,7 +27,7 @@ func (p *Planner) GeneratePlan(ctx context.Context, goal string) ([]Step, error)
 	prompt := buildPlanPrompt(goal)
 
 	messages := []orchestrator.Message{
-		{Role: "user", Content: prompt},
+		{Role: "user", Content: orchestrator.TextContent(prompt)},
 	}
 
 	resp, err := p.orchestrator.SendWithTools(messages)
@@ -159,14 +159,18 @@ func parsePlanResponse(content string) ([]Step, error) {
 	return steps, nil
 }
 
-const plannerSystemPrompt = `Tu es un assistant de planification de workflows pour Muyue. Tu génères des plans d'exécution sous forme de JSON. Chaque plan est une séquence d'étapes (steps) représentant des appels d'outils.
+const plannerSystemPrompt = `Tu es un planificateur de workflows pour Muyue. Tu génères des plans d'exécution sous forme de tableaux JSON.
 
-Pour générer un plan:
-1. Comprends l'objectif de l'utilisateur
-2. Identifie les outils nécessaires
-3. Décompose en étapes logiques
-4. Spécifie les paramètres de chaque outil
+RÈGLES :
+1. Analyse l'objectif → identifie les outils → décompose en étapes
+2. Chaque étape : {"name": string, "tool": string, "args": object}
+3. Max 10 étapes par plan
+4. Ordonne par dépendances (les lectures avant les écritures)
+5. Préfère les commandes non-interactives
+6. Utilise crush_run pour les tâches complexes multi-fichiers
 
-Réponds toujours en JSON valide, sans texte additionnel.`
+Outils : terminal, crush_run, read_file, list_files, search_files, grep_content, get_config, set_provider, manage_ssh, web_fetch
 
-var _ = plannerSystemPrompt
+Réponds UNIQUEMENT en JSON valide, sans texte avant/après.`
+
+const _ = plannerSystemPrompt

web/package.json

@@ -14,8 +14,9 @@
     "@xterm/addon-unicode11": "^0.10.0-beta.203",
     "@xterm/addon-web-links": "^0.12.0",
     "@xterm/addon-webgl": "^0.20.0-beta.202",
-    "@xterm/xterm": "^6.0.0",
+    "@xterm/xterm": "^6.1.0-beta.203",
     "lucide-react": "^1.8.0",
+    "mermaid": "^11.14.0",
     "react": "^19.2.5",
     "react-dom": "^19.2.5"
   },

web/src/api/client.js

@@ -38,6 +38,7 @@ const api = {
   importSkill: (path) => request('/skills/import', { method: 'POST', body: JSON.stringify({ import_path: path }) }),
   getDashboardStatus: () => request('/dashboard/status'),
   getProvidersQuota: () => request('/providers/quota'),
+  getProvidersConsumption: () => request('/providers/consumption'),
   getRecentCommands: () => request('/recent-commands'),
   getRunningProcesses: () => request('/running-processes'),
   getSystemMetrics: () => request('/system/metrics'),
@@ -48,6 +49,7 @@ const api = {
   applyStarshipTheme: (theme) => request('/starship/apply-theme', { method: 'POST', body: JSON.stringify({ theme }) }),
   validateProvider: (provider) => request('/providers/validate', { method: 'POST', body: JSON.stringify(provider) }),
   runUpdate: (tool) => request('/update/run', { method: 'POST', body: JSON.stringify({ tool: tool || '' }) }),
+  aiTask: (task, tool) => request('/ai/task', { method: 'POST', body: JSON.stringify({ task, tool: tool || '' }) }),
   runCommand: (command, cwd) => request('/terminal', { method: 'POST', body: JSON.stringify({ command, cwd }) }),
   getTerminalSessions: () => request('/terminal/sessions'),
   addSSHConnection: (conn) => request('/terminal/sessions', { method: 'POST', body: JSON.stringify(conn) }),
@@ -61,15 +63,15 @@ const api = {
   clearShellChat: () => request('/shell/chat/clear', { method: 'POST' }),
   analyzeSystem: () => request('/shell/analyze', { method: 'POST' }),
   getShellAnalysis: () => request('/shell/analysis'),
-  sendChat: (message, stream = true, onChunk, signal) => {
+  sendChat: (message, stream = true, onChunk, signal, images = []) => {
     if (!stream) {
-      return request('/chat', { method: 'POST', body: JSON.stringify({ message, stream: false }) })
+      return request('/chat', { method: 'POST', body: JSON.stringify({ message, stream: false, images }) })
     }
     return new Promise((resolve, reject) => {
       fetch(`${API_BASE}/chat`, {
         method: 'POST',
         headers: { 'Content-Type': 'application/json' },
-        body: JSON.stringify({ message, stream: true }),
+        body: JSON.stringify({ message, stream: true, images }),
         signal,
       }).then(async (res) => {
         if (!res.ok) {
@@ -141,7 +143,11 @@ const api = {
               if (data.error) { reject(new Error(data.error)); return }
               if (data.done) { resolve({ content: full, tokens: data.tokens }); return }
               if (data.content) {
-                full = data.content
+                full += data.content
+                if (onChunk) onChunk(full, data)
+              } else if (data.tool_call || data.tool_result) {
+                if (onChunk) onChunk(full, data)
+              } else if (data.thinking !== undefined || data.thinking_end) {
                 if (onChunk) onChunk(full, data)
               }
             } catch {}

web/src/components/App.jsx

@@ -94,6 +94,8 @@ export default function App() {
     shell: [
       { keys: `${layout.keys.ctrl}+${layout.keys.shift}+C`, desc: t('statusbar.copy') },
       { keys: `${layout.keys.ctrl}+${layout.keys.shift}+V`, desc: t('statusbar.paste') },
+      { keys: `${layout.keys.ctrl}+${layout.keys.shift}+F`, desc: t('statusbar.search') },
+      { keys: `${layout.keys.ctrl}++/${layout.keys.ctrl}+−`, desc: t('statusbar.zoom') },
       { keys: layout.keys.enter, desc: t('statusbar.runCommand') },
       { keys: `${layout.keys.up}/${layout.keys.down}`, desc: t('statusbar.commandHistory') },
     ],
@@ -144,13 +146,13 @@ export default function App() {
       <main className="content">
         <div className={activeTab === 'dash' ? '' : 'tab-hidden'}><Dashboard api={api} refreshRef={dashRefreshRef} /></div>
         <div className={activeTab === 'studio' ? '' : 'tab-hidden'}><Studio api={api} /></div>
-        <div className={activeTab === 'shell' ? '' : 'tab-hidden'}><Shell api={api} /></div>
+        <div className={activeTab === 'shell' ? '' : 'tab-hidden'}><Shell api={api} isSudo={isSudo} /></div>
         <div className={activeTab === 'config' ? '' : 'tab-hidden'}><Config api={api} /></div>
       </main>
 
       <footer className="statusbar">
         <div className="statusbar-left">
-          {isSudo && <span className="statusbar-sudo">⚡ ROOT</span>}
+          {isSudo && <span className="statusbar-sudo">⚡ SUDO</span>}
           {activeTab === 'dash' && (
             <span className="statusbar-shortcut">
               <kbd>{layout.keys.ctrl}+R</kbd> refresh

web/src/components/Config.jsx

@@ -49,27 +49,79 @@ export default function Config({ api }) {
   const handleCheckUpdates = async () => {
     setChecking(true)
     try {
-      await api.runScan()
-      const d = await api.getUpdates()
-      setUpdates(d.updates || [])
-      const td = await api.getTools()
-      setTools(td.tools || [])
-      showToast(t('config.upToDate'))
+      const d = await api.aiTask('check_tools')
+      const result = d.result
+      if (result && result.tools) {
+        const aiTools = result.tools
+        const newUpdates = aiTools.filter(t => t.installed).map(t => ({
+          tool: t.name,
+          current: t.version || '',
+          latest: t.latest || '',
+          needsUpdate: t.needs_update || false,
+          error: t.error || '',
+        }))
+        const newTools = aiTools.map(t => ({
+          name: t.name,
+          installed: t.installed,
+          version: t.version || '',
+          category: t.category || '',
+        }))
+        setUpdates(newUpdates)
+        setTools(newTools)
+        showToast(t('config.upToDate'))
+      } else {
+        showToast(t('config.error'))
+      }
     } catch (err) {
       showToast(`${t('config.error')}: ${err.message}`)
     }
     setChecking(false)
   }
 
-  const handleUpdateTool = (tool) => {
-    window.dispatchEvent(new CustomEvent('navigate-to-shell', {}))
-    window.dispatchEvent(new CustomEvent('ask-ai-terminal', { detail: { message: `Met à jour l'outil ${tool} sur mon système. Exécute les commandes nécessaires.` } }))
+  const handleUpdateTool = async (tool) => {
+    setUpdating(tool)
+    try {
+      const d = await api.aiTask('update_tool', tool)
+      if (d.result && d.result.updated) {
+        showToast(`${tool} ${t('config.updated') || 'mis à jour'}`)
+      } else {
+        showToast(d.result?.error || d.result?.message || t('config.error'))
+      }
+      handleCheckUpdates()
+    } catch (err) {
+      showToast(`${t('config.error')}: ${err.message}`)
+    }
+    setUpdating(null)
   }
 
-  const handleUpdateAll = () => {
-    const toUpdate = updates.filter(u => u.needsUpdate).map(u => u.tool)
-    window.dispatchEvent(new CustomEvent('navigate-to-shell', {}))
-    window.dispatchEvent(new CustomEvent('ask-ai-terminal', { detail: { message: `Met à jour tous les outils suivants sur mon système : ${toUpdate.join(', ')}. Exécute les commandes nécessaires une par une.` } }))
+  const handleInstallTool = async (tool) => {
+    setUpdating(`install-${tool}`)
+    try {
+      const d = await api.aiTask('install_tool', tool)
+      if (d.result && d.result.installed) {
+        showToast(`${tool} ${t('config.installed') || 'installé'}`)
+      } else {
+        showToast(d.result?.error || d.result?.message || t('config.error'))
+      }
+      handleCheckUpdates()
+    } catch (err) {
+      showToast(`${t('config.error')}: ${err.message}`)
+    }
+    setUpdating(null)
+  }
+
+  const handleUpdateAll = async () => {
+    const toUpdate = updates.filter(u => u.needsUpdate)
+    setUpdating('__all__')
+    for (const u of toUpdate) {
+      try {
+        await api.aiTask('update_tool', u.tool)
+      } catch (err) {
+        console.error(`Failed to update ${u.tool}:`, err)
+      }
+    }
+    setUpdating(null)
+    handleCheckUpdates()
   }
 
   const handleSaveProfile = async () => {
@@ -101,9 +153,9 @@ export default function Config({ api }) {
       ...prev,
       [p.name]: {
         name: p.name,
-        api_key: p.apiKey || '',
+        api_key: p.api_key || '',
         model: p.model || '',
-        base_url: p.baseURL || '',
+        base_url: p.base_url || '',
       },
     }))
     setEditProvider(p.name)
@@ -160,6 +212,7 @@ export default function Config({ api }) {
               installedCount={installedCount} missingCount={missingCount}
               handleCheckUpdates={handleCheckUpdates}
               handleUpdateTool={handleUpdateTool}
+              handleInstallTool={handleInstallTool}
               handleUpdateAll={handleUpdateAll}
               t={t}
             />
@@ -314,7 +367,7 @@ function PanelProviders({ providers, editProvider, providerForm, setProviderForm
   const validateKey = async (p) => {
     setValidating(p.name)
     try {
-      await api.validateProvider({ name: p.name, api_key: p.apiKey, model: p.model, base_url: p.baseURL || '' })
+      await api.validateProvider({ name: p.name, api_key: p.api_key, model: p.model, base_url: p.base_url || '' })
       setKeyStatus(prev => ({ ...prev, [p.name]: { valid: true, checked: true } }))
     } catch (err) {
       setKeyStatus(prev => ({ ...prev, [p.name]: { valid: false, checked: true, error: err.message || 'Clé invalide' } }))
@@ -324,9 +377,9 @@ function PanelProviders({ providers, editProvider, providerForm, setProviderForm
 
   useEffect(() => {
     providers.forEach(p => {
-      if (p.apiKey && !keyStatus[p.name]) {
+      if (p.api_key && !keyStatus[p.name]) {
         validateKey(p)
-      } else if (!p.apiKey) {
+      } else if (!p.api_key) {
         setKeyStatus(prev => ({ ...prev, [p.name]: { valid: false, checked: true, error: 'Aucune clé' } }))
       }
     })
@@ -370,7 +423,7 @@ function PanelProviders({ providers, editProvider, providerForm, setProviderForm
                   <input
                     className="config-form-input"
                     type="password"
-                    placeholder={p.apiKey ? '••••••••' : t('config.tokenPlaceholder')}
+                    placeholder={p.api_key ? '••••••••' : t('config.tokenPlaceholder')}
                     value={isEditing ? (providerForm[p.name]?.api_key || '') : ''}
                     onChange={e => {
                       if (!isEditing) openProviderEdit(p)
@@ -406,11 +459,7 @@ function PanelProviders({ providers, editProvider, providerForm, setProviderForm
   )
 }
 
-function PanelUpdates({ updates, tools, checking, updating, needsUpdateCount, installedCount, missingCount, handleCheckUpdates, handleUpdateTool, handleUpdateAll, t }) {
-  const handleInstallTool = (tool) => {
-    window.dispatchEvent(new CustomEvent('navigate-to-shell', {}))
-    window.dispatchEvent(new CustomEvent('ask-ai-terminal', { detail: { message: `Installe l'outil ${tool} sur mon système. Vérifie d'abord s'il est déjà installé, puis installe-le si nécessaire avec les commandes appropriées.` } }))
-  }
+function PanelUpdates({ updates, tools, checking, updating, needsUpdateCount, installedCount, missingCount, handleCheckUpdates, handleUpdateTool, handleInstallTool, handleUpdateAll, t }) {
 
   const missingTools = tools.filter(tool => !tool.installed)
 

web/src/components/Dashboard.jsx

@@ -6,6 +6,12 @@ const MAX_POINTS = 30
 const POLL_INTERVAL = 5000
 const MAX_IDLE_POLLS = 3
 
+function formatTokens(n) {
+  if (n >= 1000000) return (n / 1000000).toFixed(1) + 'M'
+  if (n >= 1000) return (n / 1000).toFixed(1) + 'K'
+  return String(n)
+}
+
 function MiniGraph({ data, max, color, label, unit }) {
   if (!data || data.length < 2) return <div className="dash-graph-empty">collecting...</div>
   const m = max || Math.max(...data, 1)
@@ -37,9 +43,28 @@ function MiniGraph({ data, max, color, label, unit }) {
   )
 }
 
+function BarChart({ data, max, color }) {
+  if (!data || data.length === 0) return null
+  const barW = 100 / 7
+  const m = max || Math.max(...data.map(d => d.tokens), 1)
+  return (
+    <svg viewBox="0 0 100 40" className="dash-graph-svg" preserveAspectRatio="none">
+      {data.map((d, i) => {
+        const h = Math.max(1, (d.tokens / m) * 36)
+        const x = i * barW + barW * 0.15
+        const w = barW * 0.7
+        return (
+          <rect key={i} x={x} y={40 - h} width={w} height={h} rx="1.5" fill={color} opacity={0.85} />
+        )
+      })}
+    </svg>
+  )
+}
+
 export default function Dashboard({ api, refreshRef }) {
   const { t } = useI18n()
   const [quota, setQuota] = useState(null)
+  const [consumption, setConsumption] = useState(null)
   const [recentCmds, setRecentCmds] = useState([])
   const [processes, setProcesses] = useState([])
   const [metrics, setMetrics] = useState(null)
@@ -51,13 +76,15 @@ export default function Dashboard({ api, refreshRef }) {
 
   const loadData = useCallback(async () => {
     try {
-      const [quotaData, cmdData, procData, metricsData] = await Promise.all([
+      const [quotaData, consumData, cmdData, procData, metricsData] = await Promise.all([
         api.getProvidersQuota().catch(() => null),
+        api.getProvidersConsumption().catch(() => null),
         api.getRecentCommands().catch(() => ({ commands: [] })),
         api.getRunningProcesses().catch(() => ({ processes: [] })),
         api.getSystemMetrics().catch(() => null),
       ])
       setQuota(quotaData?.providers || [])
+      setConsumption(consumData?.providers || {})
       setRecentCmds(cmdData.commands || [])
       setProcesses(procData.processes || [])
       if (metricsData) {
@@ -91,7 +118,6 @@ export default function Dashboard({ api, refreshRef }) {
   }, [loadData, refreshRef])
 
   const minimax = (quota || []).find(p => p.name === 'minimax')
-  const mimo = (quota || []).find(p => p.name === 'mimo')
 
   const EXCLUDE_CMDS = ['ls', 'cd', 'pwd', 'clear', 'exit', 'history', 'cat', 'echo', 'grep', 'export', 'alias', 'unalias', 'set', 'unset', 'source', '.', 'fg', 'bg', 'jobs', 'wait', 'true', 'false', 'yes', 'sleep', 'date', 'whoami', 'id', 'uname', 'hostname', 'uptime', 'df', 'free', 'top', 'htop', 'nano', 'vi', 'vim', 'less', 'more', 'tail', 'head', 'man', 'info', 'which', 'whereis', 'type', 'command', 'hash', 'builtin', 'help']
 
@@ -135,6 +161,12 @@ export default function Dashboard({ api, refreshRef }) {
     })
   })()
 
+  const providerEntries = consumption ? Object.entries(consumption) : []
+  const colors = ['var(--accent)', '#34d399', '#a78bfa', '#f59e0b', '#f472b6']
+  const maxDaily = providerEntries.length > 0
+    ? Math.max(...providerEntries.map(([, p]) => Math.max(...(p.daily || []).map(d => d.tokens), 0)), 1)
+    : 1
+
   return (
     <div className="dash-grid">
       {/* CPU */}
@@ -165,43 +197,36 @@ export default function Dashboard({ api, refreshRef }) {
         <MiniGraph data={netTxRef.current} max={null} color="#f59e0b" label="TX" unit=" KB/s" />
       </div>
 
-      {/* API Quota */}
+      {/* Consommation */}
       <div className="dash-card">
         <div className="dash-card-head">
-          <span className="dash-label">API Quota</span>
+          <span className="dash-label">Consommation</span>
+          <span className="dash-count">7j</span>
         </div>
-        <div className="dash-quota-list">
-          {minimax && minimax.data?.models?.map((m, i) => (
-            <div key={i} className="dash-quota-row">
-              <span className="dash-quota-name">{String(m.model).replace('MiniMax-', '')}</span>
-              <div className="dash-bar">
-                <div className="dash-bar-fill" style={{ width: `${Math.min(100, (m.used / m.total) * 100)}%` }} />
+        <div className="dash-consumption-list">
+          {providerEntries.length === 0 && (
+            <span className="dash-empty">Aucune donnée</span>
+          )}
+          {providerEntries.map(([name, p], pi) => (
+            <div key={name} className="dash-consumption-provider">
+              <div className="dash-consumption-head">
+                <span className="dash-consumption-name" style={{ color: colors[pi % colors.length] }}>
+                  {name.toUpperCase()}
+                </span>
+                <span className="dash-consumption-total">
+                  {formatTokens(p.total_tokens)} tokens · {p.total_requests} req
+                </span>
+              </div>
+              <BarChart data={p.daily || []} max={maxDaily} color={colors[pi % colors.length]} />
+              <div className="dash-consumption-days">
+                {(p.daily || []).map((d, i) => (
+                  <span key={i} className="dash-consumption-day">
+                    {d.date.slice(5)} <strong>{formatTokens(d.tokens)}</strong>
+                  </span>
+                ))}
               </div>
-              <span className="dash-quota-val">{m.used}/{m.total}</span>
             </div>
           ))}
-          {minimax && minimax.data?.models?.length === 0 && (
-            <div className="dash-quota-row">
-              <span className="dash-quota-name">MiniMax</span>
-              <span className="dash-quota-val" style={{ color: 'var(--text-tertiary)' }}>{minimax.error || 'no data'}</span>
-            </div>
-          )}
-          {mimo && mimo.data?.models?.map((m, i) => (
-            <div key={i} className="dash-quota-row">
-              <span className="dash-quota-name">{String(m.model).replace('MiMo-', '')}</span>
-              <div className="dash-bar">
-                <div className="dash-bar-fill" style={{ width: `${Math.min(100, (m.used / m.total) * 100)}%` }} />
-              </div>
-              <span className="dash-quota-val">{m.used}/{m.total}</span>
-            </div>
-          ))}
-          {mimo && !mimo.data?.models?.length && (
-            <div className="dash-quota-row">
-              <span className="dash-quota-name">MiMo</span>
-              <span className="dash-quota-val" style={{ color: 'var(--text-tertiary)' }}>{mimo.error || (mimo.healthy ? '✓ configured' : 'no key')}</span>
-            </div>
-          )}
-          {!minimax && !mimo && <span className="dash-quota-val" style={{ color: 'var(--text-tertiary)' }}>No providers</span>}
         </div>
       </div>
 

web/src/components/Shell.jsx

@@ -9,10 +9,14 @@ import { ImageAddon } from '@xterm/addon-image'
 import { Plus, X, Monitor, Globe, ChevronDown, Pencil, Trash2, Search, Copy, Send, Eye, Bot } from 'lucide-react'
 import '@xterm/xterm/css/xterm.css'
 import { useI18n } from '../i18n'
+import mermaid from 'mermaid'
+
+mermaid.initialize({ startOnLoad: false, theme: 'dark', securityLevel: 'loose', fontFamily: 'var(--font-mono)' })
 
 const AI_TAB_ID = 0
 const MAX_TABS = 7
 const SHELL_MAX_TOKENS = 100000
+const SHELL_AI_COMMANDS = ['/clear', '/help', '/model', '/model change']
 const TABS_STORAGE_KEY = 'muyue_shell_tabs'
 const TERMINAL_BUFFER_KEY = 'muyue_terminal_buffers'
 
@@ -51,20 +55,30 @@ function formatText(text) {
   let html = text
     .replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;')
 
+  html = html.replace(/^(\|.+\|)\n(\|[\s\-:|]+\|)\n((?:\|.+\|\n?)+)/gm, (match, headerRow, sepRow, bodyRows) => {
+    const headers = headerRow.split('|').filter(c => c.trim() !== '').map(c => `<th>${c.trim()}</th>`).join('')
+    const rows = bodyRows.trim().split('\n').map(row => {
+      const cells = row.split('|').filter(c => c.trim() !== '').map(c => `<td>${c.trim()}</td>`).join('')
+      return `<tr>${cells}</tr>`
+    }).join('')
+    return `<table><thead><tr>${headers}</tr></thead><tbody>${rows}</tbody></table>`
+  })
+
   html = html
     .replace(/\*\*(.+?)\*\*/g, '<strong>$1</strong>')
     .replace(/`([^`]+)`/g, '<code class="inline-code">$1</code>')
     .replace(/^### (.+)$/gm, '<h4 class="msg-h4">$1</h4>')
     .replace(/^## (.+)$/gm, '<h3 class="msg-h3">$1</h3>')
     .replace(/^# (.+)$/gm, '<h2 class="msg-h2">$1</h2>')
-    .replace(/^\s*[-*] (.+)$/gm, '<div class="msg-bullet">• $1</div>')
+    .replace(/^---+$/gm, '<hr>')
+    .replace(/^\s*[-*] (.+)$/gm, '<div class="msg-bullet">\u2022 $1</div>')
     .replace(/^\s*(\d+)[.)] (.+)$/gm, '<div class="msg-step"><span class="msg-step-num">$1</span> $2</div>')
     .replace(/\n/g, '<br/>')
 
   html = html
     .replace(/<br\/>\s*<br\/>/g, '<br/>')
-    .replace(/<br\/>\s*(<h[234]|<div class="msg-)/g, '$1')
-    .replace(/(<\/h[234]|<\/div>)\s*<br\/>/g, '$1')
+    .replace(/<br\/>\s*(<h[234]|<div class="msg-|<table|<hr)/g, '$1')
+    .replace(/(<\/h[234]|<\/div>|<\/table>|<hr>)\s*<br\/>/g, '$1')
     .replace(/\s+on\w+=["'][^"']*["']/gi, '')
     .replace(/javascript:/gi, '')
     .replace(/data:/gi, '')
@@ -200,15 +214,18 @@ function getTheme(themeName) {
 }
 
 function createTerminal(container, settings = {}) {
+  console.log('[Shell] createTerminal called with settings:', JSON.stringify({ fontSize: settings.fontSize, fontFamily: settings.fontFamily?.slice(0, 30), theme: settings.theme }))
   const theme = getTheme(settings.theme || 'system')
+  const actualFontSize = settings.fontSize || 14
   const term = new XTerm({
     cursorBlink: true,
     allowProposedApi: true,
-    fontSize: settings.fontSize || 12,
+    fontSize: actualFontSize,
     fontFamily: settings.fontFamily || "'JetBrains Mono', 'Fira Code', 'Cascadia Code', 'SF Mono', 'Menlo', monospace",
     theme,
     allowTransparency: false,
     scrollback: 5000,
+    bracketedPaste: false,
   })
 
   const fitAddon = new FitAddon()
@@ -255,6 +272,27 @@ function createTerminal(container, settings = {}) {
       return false
     }
 
+    if (ctrl && (e.key === '=' || e.key === '+')) {
+      e.preventDefault()
+      e.stopPropagation()
+      window.dispatchEvent(new CustomEvent('shell-zoom', { detail: 1 }))
+      return false
+    }
+
+    if (ctrl && e.key === '-') {
+      e.preventDefault()
+      e.stopPropagation()
+      window.dispatchEvent(new CustomEvent('shell-zoom', { detail: -1 }))
+      return false
+    }
+
+    if (ctrl && e.key === '0') {
+      e.preventDefault()
+      e.stopPropagation()
+      window.dispatchEvent(new CustomEvent('shell-zoom', { detail: 0 }))
+      return false
+    }
+
     return true
   })
 
@@ -325,11 +363,11 @@ function connectWebSocket(term, fitAddon, initPayload, onStateChange, onFirstMes
   return ws
 }
 
-export default function Shell({ api }) {
+export default function Shell({ api, isSudo }) {
   const { t } = useI18n()
   const tabsRef = useRef({})
   const nextIdRef = useRef(1)
-  const settingsRef = useRef({ fontSize: 12, fontFamily: "'JetBrains Mono', 'Fira Code', monospace", theme: 'system' })
+  const settingsRef = useRef({ fontSize: 14, fontFamily: "'JetBrains Mono', 'Fira Code', monospace", theme: 'system' })
   const pendingCommandsRef = useRef({})
 
   const [tabs, setTabs] = useState(() => {
@@ -378,21 +416,50 @@ export default function Shell({ api }) {
   const [editingTab, setEditingTab] = useState(null)
   const [editName, setEditName] = useState('')
   const [terminalSettings, setTerminalSettings] = useState({
-    fontSize: 12,
+    fontSize: 14,
     fontFamily: "'JetBrains Mono', 'Fira Code', 'Cascadia Code', 'SF Mono', 'Menlo', monospace",
     theme: 'system',
   })
 
+  const [configLoaded, setConfigLoaded] = useState(false)
   const [showSearch, setShowSearch] = useState(false)
   const [searchText, setSearchText] = useState('')
   const searchInputRef = useRef(null)
   const searchDecorationsRef = useRef(null)
+  const [zoomLevel, setZoomLevel] = useState(0)
+  const baseFontSizeRef = useRef(14)
 
   useEffect(() => { settingsRef.current = terminalSettings }, [terminalSettings])
 
+  useEffect(() => {
+    baseFontSizeRef.current = terminalSettings.fontSize || 14
+  }, [terminalSettings.fontSize])
+
+  useEffect(() => {
+    const handler = (e) => {
+      const direction = e.detail
+      setZoomLevel(prev => {
+        let next
+        if (direction === 0) next = 0
+        else next = Math.max(-8, Math.min(10, prev + direction))
+        const newSize = baseFontSizeRef.current + next * 2
+        for (const entry of Object.values(tabsRef.current)) {
+          if (entry.term && !entry.term._disposed) {
+            entry.term.options.fontSize = newSize
+            try { entry.fitAddon.fit() } catch {}
+          }
+        }
+        return next
+      })
+    }
+    window.addEventListener('shell-zoom', handler)
+    return () => window.removeEventListener('shell-zoom', handler)
+  }, [])
+
   const [sshForm, setSshForm] = useState({
-    name: '', host: '', port: 22, user: '', key_path: '',
+    name: '', host: '', port: 22, user: '', key_path: '', password: '',
   })
+  const [sshEditing, setSshEditing] = useState(null)
 
   const [aiMessages, setAiMessages] = useState([])
   const [aiInput, setAiInput] = useState('')
@@ -402,9 +469,11 @@ export default function Shell({ api }) {
   const [analyzing, setAnalyzing] = useState(false)
   const [showAnalysis, setShowAnalysis] = useState(false)
   const [analysisContent, setAnalysisContent] = useState('')
+  const [sudoModal, setSudoModal] = useState(null)
   const aiMessagesRef = useRef(null)
   const aiLoadedRef = useRef(false)
   const aiLoadingRef = useRef(false)
+  const analysisSavingRef = useRef(false)
 
   useEffect(() => {
     aiMessagesRef.current?.scrollTo(0, aiMessagesRef.current.scrollHeight)
@@ -417,6 +486,8 @@ export default function Shell({ api }) {
       const stored = localStorage.getItem('shell_analysis')
       if (stored) setAnalysisContent(stored)
     })
+    const stored = localStorage.getItem('shell_analysis')
+    if (stored && !analysisContent) setAnalysisContent(stored)
   }, [])
 
   useEffect(() => {
@@ -425,14 +496,10 @@ export default function Shell({ api }) {
     api.getShellChatHistory().then(d => {
       if (d.messages && d.messages.length > 0) {
         setAiMessages(d.messages)
-      } else {
-        setAiMessages([{ role: 'assistant', content: t('shell.aiWelcome') || 'Système Analyste prêt. Tapez /help pour les commandes.' }])
       }
       setAiTokens(d.tokens || 0)
       setAiAtLimit(d.at_limit || false)
-    }).catch(() => {
-      setAiMessages([{ role: 'assistant', content: 'Système Analyste prêt.' }])
-    })
+    }).catch(() => {})
   }, [])
 
   useEffect(() => {
@@ -446,14 +513,21 @@ export default function Shell({ api }) {
       setSystemTerminals(d.system || [])
     }).catch(() => {})
     api.getConfig().then(d => {
+      console.log('[Shell] config response terminal:', JSON.stringify(d?.terminal))
       if (d.terminal) {
-        setTerminalSettings({
-          fontSize: d.terminal.font_size || 12,
-          fontFamily: d.terminal.font_family || "'JetBrains Mono', 'Fira Code', 'Cascadia Code', 'SF Mono', 'Menlo', monospace",
-          theme: d.terminal.theme || 'system',
-        })
+        const fontSize = d.terminal.font_size || 14
+        const fontFamily = d.terminal.font_family || "'JetBrains Mono', 'Fira Code', 'Cascadia Code', 'SF Mono', 'Menlo', monospace"
+        const theme = d.terminal.theme || 'system'
+        console.log('[Shell] setting fontSize to:', fontSize, 'from config')
+        setTerminalSettings({ fontSize, fontFamily, theme })
+        settingsRef.current = { fontSize, fontFamily, theme }
+        baseFontSizeRef.current = fontSize
+      } else {
+        console.log('[Shell] no terminal config in response, using defaults')
       }
-    }).catch(() => {})
+      setConfigLoaded(true)
+      console.log('[Shell] configLoaded = true, settingsRef:', JSON.stringify(settingsRef.current))
+    }).catch((err) => { console.warn('[Shell] getConfig failed:', err); setConfigLoaded(true) })
   }, [])
 
   const initTerminal = useCallback((tabId, tab) => {
@@ -463,8 +537,10 @@ export default function Shell({ api }) {
     if (!container) return
 
     const s = settingsRef.current
+    const effectiveFontSize = s.fontSize + zoomLevel * 2
+    console.log(`[Shell] initTerminal tab=${tabId}: settingsRef.fontSize=${s.fontSize}, zoomLevel=${zoomLevel}, effectiveFontSize=${effectiveFontSize}`)
     const { term, fitAddon, searchAddon } = createTerminal(container, {
-      fontSize: s.fontSize,
+      fontSize: effectiveFontSize,
       fontFamily: s.fontFamily,
       theme: s.theme,
     })
@@ -478,6 +554,7 @@ export default function Shell({ api }) {
           port: tab.port || 22,
           user: tab.user || 'root',
           key_path: tab.key_path || '',
+          password: tab.password || '',
         }),
       }
     } else {
@@ -572,6 +649,7 @@ export default function Shell({ api }) {
   }, [])
 
   const initPendingTabs = useCallback(() => {
+    if (!configLoaded) return
     for (const tab of tabsRef.current._tabList || []) {
       if (!tabsRef.current[tab.id]) {
         const container = document.getElementById(`terminal-${tab.id}`)
@@ -592,7 +670,7 @@ export default function Shell({ api }) {
         }
       }, 150)
     })
-  }, [initTerminal])
+  }, [initTerminal, configLoaded])
 
   useEffect(() => {
     tabsRef.current._tabList = tabs
@@ -640,6 +718,7 @@ export default function Shell({ api }) {
       }
       
       if (!tabsRef.current[tab.id]) {
+        console.log(`[Shell] tryInitTab: calling initTerminal for tab ${tab.id}, configLoaded=${configLoaded}`)
         initTerminal(tab.id, tab)
       }
       
@@ -658,6 +737,13 @@ export default function Shell({ api }) {
       })
     }
 
+    console.log(`[Shell] init effect: tabs=${tabs.length}, configLoaded=${configLoaded}`)
+    for (const tab of tabs) {
+      if (configLoaded && !tabsRef.current[tab.id]) {
+        tryInitTab(tab, 0)
+      }
+    }
+
     const wrapper = document.querySelector('.shell-layout')?.parentElement
     let observer
     if (wrapper) {
@@ -674,7 +760,7 @@ export default function Shell({ api }) {
       pending.forEach(clearTimeout)
       observer?.disconnect()
     }
-  }, [tabs, initTerminal, initPendingTabs])
+  }, [tabs, initTerminal, initPendingTabs, configLoaded])
 
   useEffect(() => {
     const entry = tabsRef.current[activeTab]
@@ -810,6 +896,7 @@ export default function Shell({ api }) {
       port: conn.port || 22,
       user: conn.user || 'root',
       key_path: conn.key_path || '',
+      password: conn.password || '',
       connected: false,
     }
     setTabs(prev => { const next = [...prev, newTab]; localStorage.setItem(TABS_STORAGE_KEY, JSON.stringify(next.map(t => ({ id: t.id, name: t.name, type: t.type, shell: t.shell, host: t.host, port: t.port, user: t.user, key_path: t.key_path })))); return next })
@@ -880,14 +967,26 @@ export default function Shell({ api }) {
     if (!sshForm.name.trim() || !sshForm.host.trim()) return
     try {
       await api.addSSHConnection(sshForm)
-      setSshConnections(prev => [...prev, { ...sshForm }])
-      setSshForm({ name: '', host: '', port: 22, user: '', key_path: '' })
+      if (sshEditing) {
+        setSshConnections(prev => prev.map(c => c.name === sshEditing ? { ...sshForm } : c))
+      } else {
+        setSshConnections(prev => [...prev, { ...sshForm }])
+      }
+      setSshForm({ name: '', host: '', port: 22, user: '', key_path: '', password: '' })
+      setSshEditing(null)
       setShowSshModal(false)
     } catch (err) {
       console.error(err)
     }
   }
 
+  const editSSHConnection = (conn) => {
+    setSshForm({ name: conn.name, host: conn.host, port: conn.port || 22, user: conn.user || '', key_path: conn.key_path || '', password: conn.password || '' })
+    setSshEditing(conn.name)
+    setShowSshModal(true)
+    setShowMenu(false)
+  }
+
   const deleteSSHConnection = async (name) => {
     try {
       await api.deleteSSHConnection(name)
@@ -921,9 +1020,10 @@ export default function Shell({ api }) {
     if (entry) entry.term.focus()
   }, [])
 
-  const _sendAiMessage = useCallback(async (text, fromEvent = false) => {
-    if (!text || !text.trim() || aiLoadingRef.current || aiAtLimit) return
+  const _sendAiMessage = useCallback(async (text, fromEvent = false, isAnalysis = false) => {
+    if (!text || !text.trim() || aiLoadingRef.current) return
     const trimmed = text.trim()
+    if (aiAtLimit && !trimmed.startsWith('/')) return
     aiLoadingRef.current = true
 
     if (!fromEvent) {
@@ -931,10 +1031,21 @@ export default function Shell({ api }) {
       setTimeout(() => focusAiTerminal(), 0)
     }
 
+    const isSlashCommand = (t) => /^\/(clear|help|model(?:\s+\S+)?)$/.test(t)
+
+    if (trimmed.startsWith('/') && !isSlashCommand(trimmed)) {
+      setAiMessages(prev => [...prev,
+        { role: 'user', content: trimmed },
+        { role: 'assistant', content: 'Commande inconnue. Tapez `/help` pour la liste des commandes.' }
+      ])
+      aiLoadingRef.current = false
+      return
+    }
+
     if (trimmed === '/clear') {
       try {
         await api.clearShellChat()
-        setAiMessages([{ role: 'assistant', content: t('shell.aiWelcome') || 'Contexte effacé. Prêt.' }])
+        setAiMessages([])
         setAiTokens(0)
         setAiAtLimit(false)
       } catch {}
@@ -945,31 +1056,116 @@ export default function Shell({ api }) {
     if (trimmed === '/help') {
       setAiMessages(prev => [...prev,
         { role: 'user', content: trimmed },
-        { role: 'assistant', content: 'Commandes disponibles:\n• /clear — Effacer la conversation\n• /help — Afficher l\'aide\n\nJe ne peux pas exécuter de code. Les blocs de code proposés peuvent être copiés ou envoyés directement au terminal actif.' }
+        { role: 'assistant', content: '## Commandes Terminal\n\n- `/clear` — Effacer la conversation\n- `/help` — Afficher cette aide\n- `/model` — Afficher le provider et modèle actifs\n- `/model change` — Basculer entre les providers disponibles' }
       ])
       aiLoadingRef.current = false
       return
     }
 
+    if (trimmed === '/model' || trimmed === '/model change') {
+      if (trimmed === '/model change') {
+        api.getProviders().then(data => {
+          const providers = data.providers || []
+          const minimax = providers.find(p => p.name.toUpperCase() === 'MINIMAX')
+          const mimo = providers.find(p => p.name.toUpperCase() === 'MIMO')
+          if (!minimax || !mimo) {
+            setAiMessages(prev => [...prev, { role: 'assistant', content: 'MiniMax et MiMo doivent être configurés pour utiliser `/model change`.' }])
+            return
+          }
+          const active = providers.find(p => p.active)
+          const activeName = active ? active.name.toUpperCase() : ''
+          const switchTo = activeName === 'MINIMAX' ? 'MIMO' : 'MINIMAX'
+          const target = switchTo === 'MINIMAX' ? minimax : mimo
+          api.saveProvider({ name: target.name, active: true }).then(() => {
+            setAiMessages(prev => [...prev, { role: 'assistant', content: `✓ Provider changé: **${target.name}** (${target.model})` }])
+          }).catch(() => {
+            setAiMessages(prev => [...prev, { role: 'assistant', content: 'Erreur lors du changement de provider.' }])
+          })
+        }).catch(() => {
+          setAiMessages(prev => [...prev, { role: 'assistant', content: 'Erreur: impossible de récupérer les providers' }])
+        })
+      } else {
+        api.getProviders().then(data => {
+          const active = data.providers?.find(p => p.active)
+          const modelMsg = active ? `**${active.name}** — ${active.model}` : 'Aucun provider actif configuré'
+          setAiMessages(prev => [...prev, { role: 'assistant', content: modelMsg }])
+        }).catch(() => {
+          setAiMessages(prev => [...prev, { role: 'assistant', content: 'Erreur: impossible de récupérer les providers' }])
+        })
+      }
+      aiLoadingRef.current = false
+      return
+    }
+
     const currentTab = activeTabRef.current
     console.log(`[Shell] _sendAiMessage: activeTab=${currentTab}, fromEvent=${fromEvent}, text="${trimmed.slice(0, 50)}"`)
-    setAiMessages(prev => [...prev, { role: 'user', content: trimmed, _tabId: currentTab }])
+    setAiMessages(prev => [...prev, { role: 'user', content: trimmed, _tabId: currentTab, _analysis: isAnalysis || undefined }])
     setAiLoading(true)
 
     try {
       let accumulated = ''
-      await api.sendShellChat(trimmed, {}, true, (partial) => {
+      let toolCalls = []
+      const controller = new AbortController()
+
+      await api.sendShellChat(trimmed, {}, true, (partial, event) => {
+        if (event && event.tool_call) {
+          toolCalls = [...toolCalls, { call: event.tool_call, result: null }]
+          setAiMessages(prev => {
+            const filtered = prev.filter(m => !m._streaming)
+            return [...filtered, { role: 'assistant', content: accumulated, _streaming: true, _tabId: currentTab, _toolCalls: [...toolCalls] }]
+          })
+          return
+        }
+        if (event && event.tool_result) {
+          if (event.tool_result.sudo_blocked) {
+            setSudoModal({ command: event.tool_result.command || event.tool_result.content })
+          }
+          const idx = toolCalls.findIndex(tc => tc.call && tc.call.tool_call_id === event.tool_result.tool_call_id)
+          if (idx >= 0) {
+            toolCalls[idx] = { ...toolCalls[idx], result: event.tool_result }
+            setAiMessages(prev => {
+              const filtered = prev.filter(m => !m._streaming)
+              return [...filtered, { role: 'assistant', content: accumulated, _streaming: true, _tabId: currentTab, _toolCalls: [...toolCalls] }]
+            })
+          }
+          return
+        }
+        if (event && (event.thinking !== undefined || event.thinking_end)) {
+          return
+        }
         accumulated = partial
         setAiMessages(prev => {
           const filtered = prev.filter(m => !m._streaming)
-          return [...filtered, { role: 'assistant', content: partial, _streaming: true, _tabId: currentTab }]
+          return [...filtered, { role: 'assistant', content: partial, _streaming: true, _tabId: currentTab, _toolCalls: toolCalls.length > 0 ? [...toolCalls] : undefined }]
         })
-      })
+      }, controller.signal)
+
+      const finalMsg = { role: 'assistant', content: accumulated, _tabId: currentTab }
+      if (toolCalls.length > 0) {
+        finalMsg._toolCalls = toolCalls
+        finalMsg.content = JSON.stringify({
+          content: accumulated,
+          tool_calls: toolCalls.map(tc => tc.call),
+          tool_results: toolCalls.map(tc => ({
+            tool_call_id: tc.call?.tool_call_id,
+            result: tc.result?.content || '',
+            is_error: tc.result?.is_error || false,
+          })),
+        })
+      }
 
       setAiMessages(prev => {
         const filtered = prev.filter(m => !m._streaming)
-        return [...filtered, { role: 'assistant', content: accumulated, _tabId: currentTab }]
+        return [...filtered, finalMsg]
       })
+
+      if (analysisSavingRef.current && accumulated) {
+        analysisSavingRef.current = false
+        setAnalysisContent(accumulated)
+        try { localStorage.setItem('shell_analysis', accumulated) } catch {}
+        setAnalyzing(false)
+      }
+
       api.getShellChatHistory().then(d => {
         setAiTokens(d.tokens || 0)
         setAiAtLimit(d.at_limit || false)
@@ -979,6 +1175,10 @@ export default function Shell({ api }) {
         setAiAtLimit(true)
       }
       setAiMessages(prev => [...prev.filter(m => !m._streaming), { role: 'assistant', content: `Erreur: ${err.message}` }])
+      if (analysisSavingRef.current) {
+        analysisSavingRef.current = false
+        setAnalyzing(false)
+      }
     }
     setAiLoading(false)
     aiLoadingRef.current = false
@@ -997,23 +1197,38 @@ export default function Shell({ api }) {
     return () => window.removeEventListener('ask-ai-terminal', handler)
   }, [_sendAiMessage])
 
-  const handleAnalyze = async () => {
-    setAnalyzing(true)
-    setAiMessages(prev => [...prev, { role: 'system', content: 'Analyse du système en cours...' }])
+  const handleClearChat = async () => {
     try {
-      const d = await api.analyzeSystem()
-      if (d.analysis) {
-        setAnalysisContent(d.analysis)
-        localStorage.setItem('shell_analysis', d.analysis)
-      }
-      setAiMessages(prev => [...prev.filter(m => m.content !== 'Analyse du système en cours...'), {
-        role: 'system',
-        content: 'Analyse système terminée et sauvegardée. Le contexte système est maintenant disponible.'
-      }])
-    } catch (err) {
-      setAiMessages(prev => prev.filter(m => m.content !== 'Analyse du système en cours...'))
-    }
-    setAnalyzing(false)
+      await api.clearShellChat()
+      setAiMessages([])
+      setAiTokens(0)
+      setAiAtLimit(false)
+    } catch {}
+  }
+
+  const handleAnalyze = async () => {
+    if (analyzing) return
+    setAnalyzing(true)
+    try {
+      await api.clearShellChat()
+      setAiMessages([])
+      setAiTokens(0)
+      setAiAtLimit(false)
+    } catch {}
+    analysisSavingRef.current = true
+    _sendAiMessage(`Fais une analyse complète du système. Utilise l'outil terminal pour explorer et rédige un rapport structuré en markdown. Couvre:
+
+1. **OS & Matériel** — distrib, kernel, CPU, RAM, GPU, hostname
+2. **Disque & Partitions** — occupation, points de montage, inodes
+3. **Réseau** — interfaces, IP, ports en écoute, DNS, pare-feu, SSH actif ?
+4. **Utilisateurs & Sécurité** — utilisateurs, groupes sudo, last logins, fail2ban, règles sudo
+5. **Services & Processus** — systemd actifs, top processus par CPU/RAM, load average, uptime
+6. **Outils installés** — IDE (VSCode, JetBrains...), langages (go, python, node, rust...), gestionnaire de paquets, conteneurs (docker, podman), git, outils CLI
+7. **Environnement utilisateur** — shell, $HOME (arborescence top-level, nombre de fichiers/projects), dotfiles, config notable (.bashrc, .zshrc, starship)
+8. **Paquets & Mises à jour** — paquets obsolètes, kernel à jour, security patches
+9. **Recommandations** — outils manquants, optimisations, points d'attention
+
+Sois concret : cite les vraies versions, les vrais chemins, les vrais nombres. Le rapport fera office de carte d'identité du système (max ~40k tokens).`, true, true)
   }
 
   return (
@@ -1059,6 +1274,11 @@ export default function Shell({ api }) {
           </div>
 
           <div className="shell-tab-actions">
+            {zoomLevel !== 0 && (
+              <span className="shell-zoom-badge">
+                {zoomLevel > 0 ? '+' : ''}{zoomLevel > 0 ? zoomLevel * 2 : zoomLevel * 2}px
+              </span>
+            )}
             {tabs.length < MAX_TABS && (
               <div className="shell-new-tab-wrapper">
                 <button className="shell-new-tab-btn" onClick={() => setShowMenu(!showMenu)} title={t('shell.newTab')}>
@@ -1096,6 +1316,13 @@ export default function Shell({ api }) {
                             <span>{conn.name}</span>
                             <span className="shell-menu-item-sub">{conn.user}@{conn.host}:{conn.port}</span>
                           </button>
+                          <button
+                            className="shell-menu-item-icon"
+                            onClick={(e) => { e.stopPropagation(); editSSHConnection(conn) }}
+                            title={t('shell.editConnection')}
+                          >
+                            <Pencil size={11} />
+                          </button>
                           <button
                             className="shell-menu-item-icon"
                             onClick={(e) => { e.stopPropagation(); deleteSSHConnection(conn.name) }}
@@ -1151,7 +1378,10 @@ export default function Shell({ api }) {
 
       <div className="shell-ai-col">
         <div className="ai-panel-header">
-          <span>Analyste Système</span>
+          <div style={{ display: 'flex', alignItems: 'center', gap: 8 }}>
+            <span>Analyste Système</span>
+            <span className={`sudo-indicator ${isSudo ? 'sudo-ok' : 'sudo-blocked'}`} title={isSudo ? 'Sudo sans mot de passe disponible' : 'Sudo bloqué — mot de passe requis'} />
+          </div>
           <div style={{ display: 'flex', gap: 6 }}>
             <button
               className="shell-analyze-btn"
@@ -1189,14 +1419,49 @@ export default function Shell({ api }) {
           {aiLoading && <div style={{ textAlign: 'center', padding: 8 }}><span className="spinner" /></div>}
         </div>
         <div className="ai-panel-input">
-          <input
-            value={aiInput}
-            onChange={e => setAiInput(e.target.value)}
-            onKeyDown={e => { if (e.key === 'Enter') { e.preventDefault(); e.stopPropagation(); handleAiSend() } }}
-            placeholder={aiAtLimit ? '/clear pour continuer' : t('shell.askAi')}
-            disabled={aiAtLimit && aiInput !== '/clear'}
-          />
-          <button className="sm" onClick={handleAiSend} disabled={(!aiInput.trim() && !aiAtLimit) || (aiAtLimit && aiInput !== '/clear')}>{t('shell.send')}</button>
+          {aiAtLimit ? (
+            <button className="ai-clear-btn" onClick={handleClearChat}>Nettoyer la conversation</button>
+          ) : (
+            <>
+              <input
+                value={aiInput}
+                onChange={e => setAiInput(e.target.value)}
+                onKeyDown={e => {
+                  if (e.key === 'Enter') { e.preventDefault(); e.stopPropagation(); handleAiSend(); return }
+                  if (e.key === 'Tab') {
+                    e.preventDefault()
+                    const val = aiInput
+                    const pos = e.target.selectionStart
+                    const before = val.slice(0, pos)
+                    const afterSlash = before.match(/\/[\w ]*$/)
+                    if (afterSlash) {
+                      const partial = afterSlash[0]
+                      const matches = SHELL_AI_COMMANDS.filter(c => c.startsWith(partial) && c !== partial)
+                      if (matches.length >= 1) {
+                        let completed = matches[0]
+                        for (const m of matches) {
+                          while (!m.startsWith(completed)) completed = completed.slice(0, -1)
+                        }
+                        if (completed === partial && matches.length === 1) completed = matches[0]
+                        if (completed.length > partial.length) {
+                          const suffix = completed[completed.length - 1] === ' ' ? '' : (matches.length === 1 ? ' ' : '')
+                          completed += suffix
+                          const newText = val.slice(0, pos - afterSlash[0].length) + completed + val.slice(pos)
+                          setAiInput(newText)
+                          requestAnimationFrame(() => {
+                            e.target.selectionStart = e.target.selectionEnd = pos - afterSlash[0].length + completed.length
+                          })
+                        }
+                      }
+                    }
+                    return
+                  }
+                }}
+                placeholder={t('shell.askAi')}
+              />
+              <button className="sm" onClick={handleAiSend} disabled={!aiInput.trim()}>{t('shell.send')}</button>
+            </>
+          )}
         </div>
       </div>
 
@@ -1209,7 +1474,12 @@ export default function Shell({ api }) {
             </div>
             <div className="shell-analysis-modal-body">
               {renderContent(analysisContent).map((part, i) =>
-                part.type === 'code' ? (
+                part.type === 'code' && part.lang === 'mermaid' ? (
+                  <div key={i} className="shell-code-block">
+                    <div className="shell-code-lang">mermaid</div>
+                    <MermaidBlock code={part.content} />
+                  </div>
+                ) : part.type === 'code' ? (
                   <div key={i} className="shell-code-block">
                     {part.lang && <div className="shell-code-lang">{part.lang}</div>}
                     <pre><code>{part.content}</code></pre>
@@ -1224,15 +1494,16 @@ export default function Shell({ api }) {
       )}
 
       {showSshModal && (
-        <div className="shell-modal-overlay" onClick={() => setShowSshModal(false)}>
+        <div className="shell-modal-overlay" onClick={() => { setShowSshModal(false); setSshEditing(null) }}>
           <div className="shell-modal" onClick={e => e.stopPropagation()}>
-            <div className="shell-modal-header">{t('shell.addConnection')}</div>
+            <div className="shell-modal-header">{sshEditing ? t('shell.editConnection') : t('shell.addConnection')}</div>
             <div className="shell-modal-body">
               <label className="shell-modal-label">{t('shell.connectionName')}</label>
               <input
                 value={sshForm.name}
                 onChange={e => setSshForm(f => ({ ...f, name: e.target.value }))}
                 placeholder="prod-server"
+                disabled={!!sshEditing}
               />
               <label className="shell-modal-label">{t('shell.host')}</label>
               <input
@@ -1264,43 +1535,164 @@ export default function Shell({ api }) {
                 onChange={e => setSshForm(f => ({ ...f, key_path: e.target.value }))}
                 placeholder="~/.ssh/id_rsa"
               />
+              <label className="shell-modal-label">{t('shell.password')} <span style={{ fontWeight: 400, fontSize: 10, color: 'var(--text-disabled)' }}>({t('shell.passwordHint')})</span></label>
+              <input
+                type="password"
+                value={sshForm.password}
+                onChange={e => setSshForm(f => ({ ...f, password: e.target.value }))}
+                placeholder="••••••"
+              />
             </div>
             <div className="shell-modal-footer">
-              <button className="ghost" onClick={() => setShowSshModal(false)}>{t('shell.cancel')}</button>
+              <button className="ghost" onClick={() => { setShowSshModal(false); setSshEditing(null) }}>{t('shell.cancel')}</button>
               <button className="primary" onClick={saveSSHConnection}>{t('shell.save')}</button>
             </div>
           </div>
         </div>
       )}
+
+      {sudoModal && (
+        <div className="shell-modal-overlay" onClick={() => setSudoModal(null)}>
+          <div className="shell-modal" onClick={e => e.stopPropagation()}>
+            <div className="shell-modal-header">Commande bloquée</div>
+            <div className="shell-modal-body">
+              <p style={{ color: 'var(--accent-bright)', fontWeight: 600, marginBottom: 8 }}>L'IA a tenté d'exécuter une commande nécessitant des privilèges administrateur :</p>
+              <pre style={{ background: 'var(--bg)', padding: '10px 12px', borderRadius: 'var(--radius)', fontSize: 12, overflow: 'auto', fontFamily: 'var(--font-mono)' }}>{sudoModal.command}</pre>
+              <p style={{ color: 'var(--text-secondary)', fontSize: 12, marginTop: 12 }}>La commande a été bloquée. L'IA en a été informée et cherchera une alternative.</p>
+            </div>
+            <div className="shell-modal-footer">
+              <button className="primary" onClick={() => setSudoModal(null)}>Compris</button>
+            </div>
+          </div>
+        </div>
+      )}
     </div>
   )
 }
 
+function ShellToolBlock({ call, result }) {
+  const icon = '⌨'
+  const label = call.name === 'terminal' ? 'Terminal' : call.name
+  const isErr = result && result.is_error
+
+  let argsPreview = ''
+  try {
+    const args = typeof call.args === 'string' ? JSON.parse(call.args) : call.args
+    if (args.command) argsPreview = args.command
+    else argsPreview = JSON.stringify(args).slice(0, 80)
+  } catch {
+    argsPreview = String(call.args).slice(0, 80)
+  }
+
+  const truncatedResult = result ? (result.content || '').slice(0, 1500) : null
+
+  return (
+    <div className={`studio-tool-block ${isErr ? 'error' : ''} ${result ? 'done' : 'running'}`}>
+      <div className="studio-tool-header">
+        <span className="studio-tool-icon">{icon}</span>
+        <span className="studio-tool-name">{label}</span>
+        {!result && <span className="studio-tool-spinner"><span/><span/><span/></span>}
+        {result && <span className={`studio-tool-status ${isErr ? 'error' : 'ok'}`}>{isErr ? '✗' : '✓'}</span>}
+      </div>
+      <div className="studio-tool-args" title={argsPreview}>{argsPreview}</div>
+      {truncatedResult && (
+        <div className="studio-tool-result">
+          <pre>{truncatedResult}</pre>
+        </div>
+      )}
+    </div>
+  )
+}
+
+let mermaidIdCounter = 0
+
+function MermaidBlock({ code }) {
+  const ref = useRef(null)
+  const [svg, setSvg] = useState('')
+  const [error, setError] = useState(false)
+
+  useEffect(() => {
+    let cancelled = false
+    const id = `mermaid-${++mermaidIdCounter}`
+    mermaid.render(id, code).then(({ svg }) => {
+      if (!cancelled) setSvg(svg)
+    }).catch(() => {
+      if (!cancelled) setError(true)
+    })
+    return () => { cancelled = true }
+  }, [code])
+
+  if (error) return <pre className="shell-mermaid-error">{code}</pre>
+  if (!svg) return <div className="shell-mermaid-loading">Chargement du diagramme...</div>
+  return <div className="shell-mermaid-container" ref={ref} dangerouslySetInnerHTML={{ __html: svg }} />
+}
+
 function ShellAIMessage({ msg, sendToTerminal, terminalTabId }) {
   const role = msg.role === 'user' ? 'user' : msg.role === 'system' ? 'system' : 'assistant'
   const content = msg.content || ''
+  const [copiedIdx, setCopiedIdx] = useState(null)
 
   if (role === 'user') {
-    return <div className={`ai-message user`}>{content}</div>
+    return <div className={`ai-message user${msg._analysis ? ' analysis' : ''}`} dangerouslySetInnerHTML={{ __html: formatText(content) }} />
   }
 
   if (role === 'system') {
     return <div className={`ai-message system`}>{content}</div>
   }
 
-  const parts = renderContent(content)
+  let parsedToolCalls = null
+  let parsedToolResults = null
+  let displayContent = content
+  let streamingToolCalls = msg._toolCalls || null
+
+  try {
+    const parsed = JSON.parse(content)
+    if (parsed && Array.isArray(parsed.tool_calls)) {
+      if (!streamingToolCalls) {
+        parsedToolCalls = parsed.tool_calls
+        parsedToolResults = parsed.tool_results || null
+      }
+      displayContent = parsed.content || ''
+    }
+  } catch {}
+
+  const parts = renderContent(displayContent)
 
   return (
     <div className={`ai-message assistant`}>
+      {streamingToolCalls && streamingToolCalls.map((tc, i) => (
+        <ShellToolBlock key={tc.call?.tool_call_id || i} call={tc.call} result={tc.result} />
+      ))}
+      {parsedToolCalls && parsedToolCalls.map((tc, i) => {
+        const resultData = parsedToolResults
+          ? parsedToolResults.find(r => r.tool_call_id === tc.tool_call_id)
+          : null
+        const result = resultData
+          ? { content: resultData.result, is_error: resultData.is_error }
+          : null
+        return <ShellToolBlock key={tc.tool_call_id || i} call={tc} result={result} />
+      })}
       {parts.map((part, i) => {
+        if (part.type === 'code' && part.lang === 'mermaid') {
+          return (
+            <div key={i} className="shell-code-block">
+              <div className="shell-code-lang">mermaid</div>
+              <MermaidBlock code={part.content} />
+            </div>
+          )
+        }
         if (part.type === 'code') {
           return (
             <div key={i} className="shell-code-block">
               {part.lang && <div className="shell-code-lang">{part.lang}</div>}
               <pre><code>{part.content}</code></pre>
               <div className="shell-code-actions">
-                <button onClick={() => navigator.clipboard.writeText(part.content)} title="Copier">
-                  <Copy size={12} /> Copier
+                <button className={copiedIdx === i ? 'copied' : ''} onClick={() => {
+                  navigator.clipboard.writeText(part.content)
+                  setCopiedIdx(i)
+                  setTimeout(() => setCopiedIdx(null), 1500)
+                }} title="Copier">
+                  <Copy size={12} /> {copiedIdx === i ? 'Copié !' : 'Copier'}
                 </button>
                 <button onClick={() => sendToTerminal(part.content, terminalTabId)} title="Envoyer au terminal">
                   <Send size={12} /> Terminal

web/src/components/Studio.jsx

@@ -1,5 +1,8 @@
 import { useState, useRef, useEffect, useCallback, useMemo } from 'react'
 import { useI18n } from '../i18n'
+import mermaid from 'mermaid'
+
+mermaid.initialize({ startOnLoad: false, theme: 'dark', securityLevel: 'loose', fontFamily: 'var(--font-mono)' })
 
 const RANKS = {
   commandant: { label: 'Commandant', short: 'CDT', color: '#FFD740' },
@@ -65,20 +68,30 @@ function formatText(text) {
   let html = text
     .replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;')
 
+  html = html.replace(/^(\|.+\|)\n(\|[\s\-:|]+\|)\n((?:\|.+\|\n?)+)/gm, (match, headerRow, sepRow, bodyRows) => {
+    const headers = headerRow.split('|').filter(c => c.trim() !== '').map(c => `<th>${c.trim()}</th>`).join('')
+    const rows = bodyRows.trim().split('\n').map(row => {
+      const cells = row.split('|').filter(c => c.trim() !== '').map(c => `<td>${c.trim()}</td>`).join('')
+      return `<tr>${cells}</tr>`
+    }).join('')
+    return `<table><thead><tr>${headers}</tr></thead><tbody>${rows}</tbody></table>`
+  })
+
   html = html
     .replace(/\*\*(.+?)\*\*/g, '<strong>$1</strong>')
     .replace(/`([^`]+)`/g, '<code class="inline-code">$1</code>')
     .replace(/^### (.+)$/gm, '<h4 class="msg-h4">$1</h4>')
     .replace(/^## (.+)$/gm, '<h3 class="msg-h3">$1</h3>')
     .replace(/^# (.+)$/gm, '<h2 class="msg-h2">$1</h2>')
-    .replace(/^\s*[-*] (.+)$/gm, '<div class="msg-bullet">• $1</div>')
+    .replace(/^---+$/gm, '<hr>')
+    .replace(/^\s*[-*] (.+)$/gm, '<div class="msg-bullet">\u2022 $1</div>')
     .replace(/^\s*(\d+)[.)] (.+)$/gm, '<div class="msg-step"><span class="msg-step-num">$1</span> $2</div>')
     .replace(/\n/g, '<br/>')
 
   html = html
     .replace(/<br\/>\s*<br\/>/g, '<br/>')
-    .replace(/<br\/>\s*(<h[234]|<div class="msg-)/g, '$1')
-    .replace(/(<\/h[234]|<\/div>)\s*<br\/>/g, '$1')
+    .replace(/<br\/>\s*(<h[234]|<div class="msg-|<table|<hr)/g, '$1')
+    .replace(/(<\/h[234]|<\/div>|<\/table>|<hr>)\s*<br\/>/g, '$1')
     .replace(/\s+on\w+=["'][^"']*["']/gi, '')
     .replace(/javascript:/gi, '')
     .replace(/data:/gi, '')
@@ -168,10 +181,69 @@ function ToolCallBlock({ call, result }) {
   )
 }
 
+let mermaidIdCounter = 0
+
+function MermaidBlock({ code }) {
+  const ref = useRef(null)
+  const [svg, setSvg] = useState('')
+  const [error, setError] = useState(false)
+
+  useEffect(() => {
+    let cancelled = false
+    const id = `studio-mermaid-${++mermaidIdCounter}`
+    mermaid.render(id, code).then(({ svg }) => {
+      if (!cancelled) setSvg(svg)
+    }).catch(() => {
+      if (!cancelled) setError(true)
+    })
+    return () => { cancelled = true }
+  }, [code])
+
+  if (error) return <pre className="studio-mermaid-error">{code}</pre>
+  if (!svg) return <div className="studio-mermaid-loading">Chargement...</div>
+  return <div className="studio-mermaid-container" ref={ref} dangerouslySetInnerHTML={{ __html: svg }} />
+}
+
+function CodeBlockWithCopy({ part, index, copiedIdx, setCopiedIdx }) {
+  if (part.lang === 'mermaid') {
+    return (
+      <div className="studio-code-block">
+        <div className="studio-code-header">
+          <span className="studio-code-lang">mermaid</span>
+          <button className={`studio-copy-btn ${copiedIdx === index ? 'copied' : ''}`} onClick={() => {
+            navigator.clipboard.writeText(part.content)
+            setCopiedIdx(index)
+            setTimeout(() => setCopiedIdx(null), 1500)
+          }}>
+            {copiedIdx === index ? 'Copie!' : 'Copier'}
+          </button>
+        </div>
+        <MermaidBlock code={part.content} />
+      </div>
+    )
+  }
+  return (
+    <div className="studio-code-block">
+      <div className="studio-code-header">
+        {part.lang && <span className="studio-code-lang">{part.lang}</span>}
+        <button className={`studio-copy-btn ${copiedIdx === index ? 'copied' : ''}`} onClick={() => {
+          navigator.clipboard.writeText(part.content)
+          setCopiedIdx(index)
+          setTimeout(() => setCopiedIdx(null), 1500)
+        }}>
+          {copiedIdx === index ? 'Copie!' : 'Copier'}
+        </button>
+      </div>
+      <pre><code>{part.content}</code></pre>
+    </div>
+  )
+}
+
 function FeedItem({ msg }) {
   const isUser = msg.role === 'user'
   const isSystem = msg.role === 'system'
   const rank = getRank(msg.role)
+  const [copiedIdx, setCopiedIdx] = useState(null)
 
   const timeStr = msg.time ? new Date(msg.time).toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' }) : ''
 
@@ -213,6 +285,13 @@ function FeedItem({ msg }) {
           {timeStr && <span className="feed-time">{timeStr}</span>}
         </div>
         {msg.thinking && <ThinkingBlock content={formatText(msg.thinking)} done raw />}
+        {msg.images && msg.images.length > 0 && (
+          <div className="feed-images">
+            {msg.images.map((imgId, i) => (
+              <img key={i} className="feed-image" src={`/api/images/${imgId}`} alt={`Image ${i + 1}`} />
+            ))}
+          </div>
+        )}
         {parsedToolCalls && parsedToolCalls.map((tc, i) => {
           const resultData = parsedToolResults
             ? parsedToolResults.find(r => r.tool_call_id === tc.tool_call_id)
@@ -226,10 +305,7 @@ function FeedItem({ msg }) {
           <div className="feed-content">
             {renderContent(cleanContent).map((part, i) =>
               part.type === 'code' ? (
-                <div key={i} className="studio-code-block">
-                  {part.lang && <div className="studio-code-lang">{part.lang}</div>}
-                  <pre><code>{part.content}</code></pre>
-                </div>
+                <CodeBlockWithCopy key={i} part={part} index={i} copiedIdx={copiedIdx} setCopiedIdx={setCopiedIdx} />
               ) : (
                 <span key={i} dangerouslySetInnerHTML={{ __html: formatText(part.content) }} />
               )
@@ -245,6 +321,7 @@ function StreamingItem({ content, thinking, toolCalls }) {
   const rank = RANKS.general
   const cleanContent = content.replace(/<think[^>]*>[\s\S]*?<\/think>/gi, '')
   const hasToolCalls = toolCalls && toolCalls.length > 0
+  const [copiedIdx, setCopiedIdx] = useState(null)
 
   const renderedContent = useMemo(() => {
     if (!cleanContent) return []
@@ -281,10 +358,7 @@ function StreamingItem({ content, thinking, toolCalls }) {
           <div className="feed-content">
             {renderedContent.map((part, i) =>
               part.type === 'code' ? (
-                <div key={i} className="studio-code-block">
-                  {part.lang && <div className="studio-code-lang">{part.lang}</div>}
-                  <pre><code>{part.content}</code></pre>
-                </div>
+                <CodeBlockWithCopy key={i} part={part} index={i} copiedIdx={copiedIdx} setCopiedIdx={setCopiedIdx} />
               ) : (
                 <span key={i} dangerouslySetInnerHTML={{ __html: formatText(part.content) }} />
               )
@@ -306,13 +380,16 @@ export default function Studio({ api }) {
   const [streamThinking, setStreamThinking] = useState('')
   const [streamToolCalls, setStreamToolCalls] = useState([])
   const [loaded, setLoaded] = useState(false)
-  const [tokenInfo, setTokenInfo] = useState({ used: 0, max: 100000, summarizeAt: 80000 })
+  const [tokenInfo, setTokenInfo] = useState({ used: 0, max: 150000, summarizeAt: 120000 })
   const [contextCollapsed, setContextCollapsed] = useState(false)
   const [messagesCollapsed, setMessagesCollapsed] = useState(false)
+  const [sudoModal, setSudoModal] = useState(null)
+  const [attachedImages, setAttachedImages] = useState([])
   const messagesEnd = useRef(null)
   const feedRef = useRef(null)
   const textareaRef = useRef(null)
   const abortRef = useRef(null)
+  const fileInputRef = useRef(null)
 
   useEffect(() => {
     api.getChatHistory().then(data => {
@@ -325,8 +402,8 @@ export default function Studio({ api }) {
       }
       setTokenInfo({
         used: data.tokens || 0,
-        max: data.max_tokens || 100000,
-        summarizeAt: data.summarize_at || 80000,
+        max: data.max_tokens || 150000,
+        summarizeAt: data.summarize_at || 120000,
       })
       setLoaded(true)
     }).catch(() => {
@@ -367,8 +444,8 @@ export default function Studio({ api }) {
       const data = await api.getChatHistory()
       setTokenInfo({
         used: data.tokens || 0,
-        max: data.max_tokens || 100000,
-        summarizeAt: data.summarize_at || 80000,
+        max: data.max_tokens || 150000,
+        summarizeAt: data.summarize_at || 120000,
       })
     } catch {}
   }, [api])
@@ -399,12 +476,38 @@ export default function Studio({ api }) {
     } catch {}
   }, [api, t])
 
+  const handleImageSelect = useCallback((e) => {
+    const files = Array.from(e.target.files || [])
+    if (files.length === 0) return
+    const remaining = 3 - attachedImages.length
+    const toProcess = files.slice(0, remaining)
+    toProcess.forEach(file => {
+      if (!file.type.match(/^image\/(jpeg|jpg|png|webp)$/)) return
+      if (file.size > 50 * 1024 * 1024) return
+      const reader = new FileReader()
+      reader.onload = (ev) => {
+        setAttachedImages(prev => {
+          if (prev.length >= 3) return prev
+          return [...prev, { data: ev.target.result, filename: file.name, mime_type: file.type }]
+        })
+      }
+      reader.readAsDataURL(file)
+    })
+    e.target.value = ''
+  }, [attachedImages.length])
+
+  const removeImage = useCallback((index) => {
+    setAttachedImages(prev => prev.filter((_, i) => i !== index))
+  }, [])
+
   const handleSend = useCallback(async () => {
     if (!input.trim() || loading) return
     const text = input.trim()
+    const images = [...attachedImages]
     setInput('')
+    setAttachedImages([])
 
-    const isSlashCommand = (t) => /^\/(clear|help|summarize|export|model(?:\s+\S+)?|plan\s+.+)$/.test(t)
+    const isSlashCommand = (t) => /^\/(clear|help|summarize|model(?:\s+\S+)?)$/.test(t)
 
     if (text.startsWith('/') && !isSlashCommand(text)) {
       setMessages(prev => [...prev, { id: Date.now().toString(), role: 'user', content: text, time: new Date().toISOString() }])
@@ -424,19 +527,8 @@ export default function Studio({ api }) {
         '- `/clear` - Effacer la conversation',
         '- `/summarize` - Résumer la conversation précédente',
         '- `/help` - Afficher cette aide',
-        '- `/plan <objectif>` - Demander un plan structuré',
-        '- `/export` - Exporter la conversation en Markdown',
         '- `/model` - Afficher le provider et modèle actifs',
-        '- `/model change` - Basculer entre MiniMax et ZAI',
-        '',
-        '## Tools disponibles',
-        '- Terminal - Exécuter des commandes',
-        '- read_file - Lire des fichiers',
-        '- list_files - Lister des fichiers',
-        '- search_files - Rechercher des fichiers',
-        '- grep_content - Rechercher dans le contenu',
-        '- get_config - Lire la configuration',
-        '- web_fetch - Récupérer une page web',
+        '- `/model change` - Basculer entre MiniMax et MiMo',
       ].join('\n')
       setMessages(prev => [...prev, { id: Date.now().toString(), role: 'assistant', content: helpMsg, time: new Date().toISOString() }])
       return
@@ -481,31 +573,6 @@ export default function Studio({ api }) {
       return
     }
 
-    if (text.startsWith('/plan ')) {
-      const objective = text.slice(6).trim()
-      if (!objective) {
-        setMessages(prev => [...prev, { id: Date.now().toString(), role: 'assistant', content: 'Usage: `/plan <objectif>`\nEx: `/plan créer un fichier de test`', time: new Date().toISOString() }])
-        return
-      }
-      setInput(`Crée un plan structuré en étapes numérotées pour: ${objective}. Chaque étape devrait avoir une estimation de complexité et de temps.`)
-      handleSend()
-      return
-    }
-
-    if (text === '/export') {
-      api.getChatHistory().then(data => {
-        let markdown = '# Conversation Export\n\n'
-        data.messages?.forEach((msg, i) => {
-          const roleLabel = msg.role === 'user' ? '👤' : (msg.role === 'assistant' ? '🤖' : '⚙️')
-          markdown += `## [${i + 1}] ${roleLabel} ${msg.role}\n${msg.content}\n\n---\n\n`
-        })
-        setMessages(prev => [...prev, { id: Date.now().toString(), role: 'assistant', content: 'Conversation exportée:\n```markdown\n' + markdown + '```', time: new Date().toISOString() }])
-      }).catch(() => {
-        setMessages(prev => [...prev, { id: Date.now().toString(), role: 'assistant', content: 'Erreur: impossible d\'exporter la conversation', time: new Date().toISOString() }])
-      })
-      return
-    }
-
     const userMsg = { id: Date.now().toString(), role: 'user', content: text, time: new Date().toISOString() }
     setMessages(prev => [...prev, userMsg])
     setLoading(true)
@@ -537,6 +604,9 @@ export default function Studio({ api }) {
           return
         }
         if (event && event.tool_result) {
+          if (event.tool_result.sudo_blocked) {
+            setSudoModal({ command: event.tool_result.command || event.tool_result.content })
+          }
           const idx = toolCalls.findIndex(tc => tc.call && tc.call.tool_call_id === event.tool_result.tool_call_id)
           if (idx >= 0) {
             toolCalls[idx] = { ...toolCalls[idx], result: event.tool_result }
@@ -546,7 +616,7 @@ export default function Studio({ api }) {
         }
         accumulated = partial
         setStreaming(partial)
-      }, controller.signal)
+      }, controller.signal, images)
 
       const finalContent = accumulated || t('studio.noResponse')
       const aiMsg = {
@@ -594,7 +664,7 @@ export default function Studio({ api }) {
       abortRef.current = null
       refreshTokens()
     }
-  }, [input, loading, api, t, handleClear, streaming, refreshTokens, handleSummarize])
+  }, [input, loading, api, t, handleClear, streaming, refreshTokens, handleSummarize, attachedImages])
 
   const handleStop = useCallback(() => {
     if (abortRef.current) {
@@ -602,7 +672,7 @@ export default function Studio({ api }) {
     }
   }, [])
 
-  const COMMANDS = ['/clear', '/summarize', '/help', '/plan', '/export', '/model', '/model change']
+  const COMMANDS = ['/clear', '/summarize', '/help', '/model', '/model change']
 
   const handleKeyDown = (e) => {
     if (e.key === 'Enter' && !e.shiftKey) {
@@ -698,6 +768,16 @@ export default function Studio({ api }) {
       </div>
 
       <div className="studio-input-area">
+        {attachedImages.length > 0 && (
+          <div className="studio-image-previews">
+            {attachedImages.map((img, i) => (
+              <div key={i} className="studio-image-preview">
+                <img src={img.data} alt={img.filename} />
+                <button className="studio-image-remove" onClick={() => removeImage(i)}>×</button>
+              </div>
+            ))}
+          </div>
+        )}
         <div className={`studio-token-bar ${contextCollapsed === true ? 'compressed' : ''}`}>
           <div className={`studio-token-track ${contextCollapsed === true ? 'compressed' : ''}`}>
             <div
@@ -717,6 +797,24 @@ export default function Studio({ api }) {
           )}
         </div>
         <div className="studio-input-row">
+          <input
+            type="file"
+            ref={fileInputRef}
+            accept="image/jpeg,image/png,image/webp"
+            multiple
+            style={{ display: 'none' }}
+            onChange={handleImageSelect}
+          />
+          <button
+            className="studio-attach-btn"
+            onClick={() => fileInputRef.current?.click()}
+            disabled={loading || attachedImages.length >= 3}
+            title="Joindre des images (max 3)"
+          >
+            <svg width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2">
+              <rect x="3" y="3" width="18" height="18" rx="2" ry="2"/><circle cx="8.5" cy="8.5" r="1.5"/><polyline points="21 15 16 10 5 21"/>
+            </svg>
+          </button>
           <textarea
             ref={textareaRef}
             value={input}
@@ -744,9 +842,25 @@ export default function Studio({ api }) {
           )}
         </div>
         <div className="studio-input-hint">
-          {t('studio.inputHint')} · /clear /summarize /help /plan /export /model /model change
+          {t('studio.inputHint')} · /clear /summarize /help /model · @fichier.ext pour joindre un fichier{attachedImages.length > 0 && ` · ${attachedImages.length} image${attachedImages.length > 1 ? 's' : ''} attachée${attachedImages.length > 1 ? 's' : ''}`}
         </div>
       </div>
+
+      {sudoModal && (
+        <div className="shell-modal-overlay" onClick={() => setSudoModal(null)}>
+          <div className="shell-modal" onClick={e => e.stopPropagation()}>
+            <div className="shell-modal-header">Commande bloquée</div>
+            <div className="shell-modal-body">
+              <p style={{ color: 'var(--accent-bright)', fontWeight: 600, marginBottom: 8 }}>L'IA a tenté d'exécuter une commande nécessitant des privilèges administrateur :</p>
+              <pre style={{ background: 'var(--bg)', padding: '10px 12px', borderRadius: 'var(--radius)', fontSize: 12, overflow: 'auto', fontFamily: 'var(--font-mono)' }}>{sudoModal.command}</pre>
+              <p style={{ color: 'var(--text-secondary)', fontSize: 12, marginTop: 12 }}>La commande a été bloquée. L'IA en a été informée et cherchera une alternative.</p>
+            </div>
+            <div className="shell-modal-footer">
+              <button className="primary" onClick={() => setSudoModal(null)}>Compris</button>
+            </div>
+          </div>
+        </div>
+      )}
     </div>
   )
 }

web/src/i18n/en.js

@@ -18,6 +18,10 @@ const en = {
     newLine: 'New line',
     copy: 'Copy',
     paste: 'Paste',
+    search: 'Search',
+    zoom: 'Zoom +/−',
+    switchTab: 'Switch tab',
+    nextTab: 'Next tab',
     runCommand: 'Run command',
     commandHistory: 'Command history',
   },
@@ -116,6 +120,8 @@ const en = {
     port: 'Port',
     user: 'User',
     keyPath: 'SSH key path',
+    password: 'Password',
+    passwordHint: 'requires sshpass installed',
     connect: 'Connect',
     save: 'Save',
     cancel: 'Cancel',

web/src/i18n/fr.js

@@ -18,6 +18,10 @@ const fr = {
     newLine: 'Nouvelle ligne',
     copy: 'Copier',
     paste: 'Coller',
+    search: 'Rechercher',
+    zoom: 'Zoom +/\u2212',
+    switchTab: 'Changer d\u2019onglet',
+    nextTab: 'Onglet suivant',
     runCommand: 'Ex\u00e9cuter',
     commandHistory: 'Historique',
   },
@@ -116,6 +120,8 @@ const fr = {
     port: 'Port',
     user: 'Utilisateur',
     keyPath: 'Chemin cl\u00e9 SSH',
+    password: 'Mot de passe',
+    passwordHint: 'n\u00e9cessite sshpass install\u00e9',
     connect: 'Se connecter',
     save: 'Enregistrer',
     cancel: 'Annuler',

web/src/styles/global.css

@@ -329,6 +329,14 @@ input::placeholder { color: var(--text-disabled); }
 
 .shell-tab-actions { display: flex; align-items: center; gap: 4px; flex-shrink: 0; }
 
+.shell-zoom-badge {
+  font-size: 10px; font-family: var(--font-mono); font-weight: 600;
+  color: var(--accent); background: var(--accent-bg);
+  padding: 2px 6px; border-radius: 3px;
+  border: 1px solid var(--accent-dim);
+  white-space: nowrap;
+}
+
 .shell-new-tab-wrapper { position: relative; }
 .shell-new-tab-btn {
   display: flex; align-items: center; gap: 2px;
@@ -434,6 +442,9 @@ input::placeholder { color: var(--text-disabled); }
 
 .shell-ai-col { width: 320px; max-width: 320px; border-left: 1px solid var(--border); background: var(--bg-surface); display: flex; flex-direction: column; flex-shrink: 0; overflow: hidden; }
 .ai-panel-header { padding: 12px 16px; border-bottom: 1px solid var(--border); font-weight: 700; font-size: 13px; color: var(--accent); display: flex; align-items: center; justify-content: space-between; }
+.sudo-indicator { width: 8px; height: 8px; border-radius: 50%; display: inline-block; flex-shrink: 0; }
+.sudo-indicator.sudo-ok { background: #22c55e; box-shadow: 0 0 6px rgba(34, 197, 94, 0.5); }
+.sudo-indicator.sudo-blocked { background: #ef4444; box-shadow: 0 0 6px rgba(239, 68, 68, 0.5); }
 .shell-analyze-btn {
   display: flex; align-items: center; gap: 4px;
   padding: 4px 10px; border-radius: var(--radius);
@@ -450,6 +461,8 @@ input::placeholder { color: var(--text-disabled); }
 .shell-ai-token-text { font-size: 10px; font-family: var(--font-mono); color: var(--text-tertiary); white-space: nowrap; }
 .ai-panel-messages { flex: 1; overflow-y: auto; padding: 12px; display: flex; flex-direction: column; gap: 8px; }
 .ai-message { padding: 8px 12px; border-radius: var(--radius); font-size: 13px; line-height: 1.5; word-break: break-word; }
+.ai-message.user { background: var(--bg-elevated); border-left: 3px solid var(--accent-bright); color: var(--text-primary); }
+.ai-message.user.analysis { border-left-color: var(--accent); background: color-mix(in srgb, var(--accent) 10%, var(--bg-elevated)); }
 .ai-message.assistant { background: var(--bg-card); border-left: 3px solid var(--accent); }
 .ai-message.system { background: var(--bg-elevated); border-left: 3px solid var(--info); font-style: italic; color: var(--text-tertiary); font-size: 12px; }
 .ai-message.assistant { background: var(--bg-card); border-left: 3px solid var(--accent); }
@@ -459,6 +472,13 @@ input::placeholder { color: var(--text-disabled); }
 .ai-message.tool .tool-args { font-family: var(--font-mono); font-size: 12px; color: var(--text-tertiary); margin-top: 4px; }
 .ai-panel-input { display: flex; gap: 6px; padding: 10px 12px; border-top: 1px solid var(--border); }
 .ai-panel-input input { flex: 1; font-size: 13px; padding: 6px 10px; }
+.ai-panel-input .ai-clear-btn {
+  flex: 1; display: flex; align-items: center; justify-content: center; gap: 8px;
+  padding: 10px 16px; border-radius: var(--radius); border: 1px solid var(--accent);
+  background: var(--accent-bg); color: var(--accent); font-size: 13px; font-weight: 700;
+  cursor: pointer; transition: all 0.15s; font-family: var(--font-sans);
+}
+.ai-panel-input .ai-clear-btn:hover { background: var(--accent); color: #fff; }
 
 .shell-code-block {
   background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
@@ -484,6 +504,25 @@ input::placeholder { color: var(--text-disabled); }
 }
 .shell-code-actions button:last-child { border-right: none; }
 .shell-code-actions button:hover { background: var(--accent-bg); color: var(--accent); }
+.shell-code-actions button.copied { background: var(--accent-bg); color: var(--accent); animation: copy-flash 0.3s ease; }
+
+.shell-mermaid-container { padding: 12px; background: var(--bg); overflow-x: auto; display: flex; justify-content: center; }
+.shell-mermaid-container svg { max-width: 100%; height: auto; }
+.shell-mermaid-loading { padding: 16px; text-align: center; color: var(--text-tertiary); font-size: 12px; }
+.shell-mermaid-error { padding: 10px 12px; color: var(--accent-bright); font-family: var(--font-mono); font-size: 12px; white-space: pre-wrap; }
+
+.ai-message table { width: 100%; border-collapse: collapse; margin: 6px 0; font-size: 12px; display: block; overflow-x: auto; }
+.ai-message thead, .ai-message tbody { display: table-row-group; }
+.ai-message th { background: var(--bg-surface); padding: 4px 8px; text-align: left; font-weight: 600; border: 1px solid var(--border); color: var(--text-secondary); white-space: nowrap; }
+.ai-message td { padding: 3px 8px; border: 1px solid var(--border); color: var(--text-primary); white-space: nowrap; }
+.ai-message tr { display: table-row; }
+.ai-message tr:nth-child(even) td { background: var(--bg-surface); }
+
+@keyframes copy-flash {
+  0% { transform: scale(1); }
+  50% { transform: scale(1.05); background: color-mix(in srgb, var(--accent) 20%, transparent); }
+  100% { transform: scale(1); }
+}
 
 .shell-analysis-modal {
   background: var(--bg-elevated); border: 1px solid var(--border);
@@ -499,6 +538,18 @@ input::placeholder { color: var(--text-disabled); }
   flex: 1; overflow-y: auto; padding: 20px; font-size: 14px; line-height: 1.5;
   color: var(--text-primary); word-break: break-word;
 }
+.shell-analysis-modal-body table { width: 100%; border-collapse: collapse; margin: 8px 0; font-size: 13px; }
+.shell-analysis-modal-body th { background: var(--bg-surface); padding: 4px 10px; text-align: left; font-weight: 600; border: 1px solid var(--border); color: var(--text-secondary); }
+.shell-analysis-modal-body td { padding: 3px 10px; border: 1px solid var(--border); color: var(--text-primary); }
+.shell-analysis-modal-body tr:nth-child(even) td { background: var(--bg-surface); }
+.shell-analysis-modal-body .msg-h3 { font-size: 18px; font-weight: 700; color: var(--text-primary); margin: 16px 0 6px; display: block; }
+.shell-analysis-modal-body .msg-h4 { font-size: 15px; font-weight: 700; color: var(--text-secondary); margin: 12px 0 4px; display: block; }
+.shell-analysis-modal-body .msg-h2 { font-size: 20px; font-weight: 700; color: var(--accent); margin: 20px 0 8px; display: block; }
+.shell-analysis-modal-body .msg-bullet { display: block; padding-left: 4px; margin: 2px 0; color: var(--text-primary); }
+.shell-analysis-modal-body .msg-step { display: flex; gap: 8px; align-items: baseline; margin: 2px 0; }
+.shell-analysis-modal-body .msg-step-num { color: var(--accent); font-weight: 700; font-family: var(--font-mono); flex-shrink: 0; }
+.shell-analysis-modal-body strong { color: var(--accent-light); }
+.shell-analysis-modal-body .inline-code { background: var(--bg-input); padding: 2px 6px; border-radius: 4px; font-family: var(--font-mono); font-size: 13px; color: var(--accent-muted); }
 
 .shell-modal-overlay {
   position: fixed; inset: 0; background: rgba(0,0,0,0.6);
@@ -712,6 +763,25 @@ input::placeholder { color: var(--text-disabled); }
   white-space: nowrap;
 }
 
+/* Consumption */
+.dash-consumption-list { display: flex; flex-direction: column; gap: 10px; max-height: 270px; overflow-y: auto; }
+.dash-consumption-provider { display: flex; flex-direction: column; gap: 4px; }
+.dash-consumption-head { display: flex; align-items: center; justify-content: space-between; }
+.dash-consumption-name {
+  font-size: 11px; font-weight: 700; letter-spacing: 0.5px;
+}
+.dash-consumption-total {
+  font-size: 10px; font-family: var(--font-mono); color: var(--text-tertiary);
+}
+.dash-consumption-days {
+  display: flex; gap: 4px; flex-wrap: wrap;
+}
+.dash-consumption-day {
+  font-size: 9px; font-family: var(--font-mono); color: var(--text-tertiary);
+  background: var(--bg-input); padding: 1px 5px; border-radius: 4px;
+}
+.dash-consumption-day strong { color: var(--text-secondary); }
+
 /* Processes */
 .dash-proc-list { display: flex; flex-direction: column; gap: 4px; max-height: 270px; overflow-y: auto; }
 .dash-proc-row {
@@ -925,16 +995,38 @@ input::placeholder { color: var(--text-disabled); }
   background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
   overflow: hidden; margin: 8px 0;
 }
+.studio-code-header {
+  display: flex; align-items: center; justify-content: flex-end;
+  background: var(--bg-surface); border-bottom: 1px solid var(--border);
+}
 .studio-code-block pre { padding: 12px 16px; font-family: var(--font-mono); font-size: 13px; line-height: 1.5; overflow-x: auto; color: var(--text-primary); margin: 0; }
 .studio-code-lang {
   padding: 4px 12px; font-size: 11px; font-weight: 600; color: var(--text-tertiary);
-  background: var(--bg-surface); border-bottom: 1px solid var(--border); text-transform: uppercase; letter-spacing: 0.5px;
+  background: var(--bg-surface); text-transform: uppercase; letter-spacing: 0.5px;
 }
+.studio-copy-btn {
+  padding: 3px 10px; font-size: 10px; font-weight: 600; color: var(--text-tertiary);
+  background: transparent; border: none; border-left: 1px solid var(--border);
+  cursor: pointer; transition: all 0.15s; font-family: var(--font-sans);
+  white-space: nowrap;
+}
+.studio-copy-btn:hover { background: var(--accent-bg); color: var(--accent); }
+.studio-copy-btn.copied { background: var(--accent-bg); color: var(--accent); }
+
+.studio-mermaid-container { padding: 12px; background: var(--bg); overflow-x: auto; display: flex; justify-content: center; }
+.studio-mermaid-container svg { max-width: 100%; height: auto; }
+.studio-mermaid-loading { padding: 12px; text-align: center; color: var(--text-tertiary); font-size: 12px; }
+.studio-mermaid-error { padding: 10px 12px; color: var(--accent-bright); font-family: var(--font-mono); font-size: 12px; white-space: pre-wrap; }
+
+.feed-content table { width: 100%; border-collapse: collapse; margin: 8px 0; font-size: 13px; }
+.feed-content th { background: var(--bg-surface); padding: 6px 12px; text-align: left; font-weight: 600; border: 1px solid var(--border); color: var(--text-secondary); }
+.feed-content td { padding: 5px 12px; border: 1px solid var(--border); color: var(--text-primary); }
+.feed-content tr:nth-child(even) td { background: var(--bg-surface); }
+.feed-content hr, .ai-message hr { border: none; border-top: 1px solid var(--border); margin: 12px 0; }
 .inline-code { background: var(--bg-input); padding: 2px 6px; border-radius: 4px; font-family: var(--font-mono); font-size: 13px; color: var(--accent-muted); }
 .msg-h3 { font-size: 16px; font-weight: 700; color: var(--text-primary); margin: 10px 0 4px; display: block; }
 .msg-h4 { font-size: 14px; font-weight: 700; color: var(--text-secondary); margin: 8px 0 3px; display: block; }
-.msg-bullet { display: block; padding-left: 16px; position: relative; margin: 1px 0; }
-.msg-bullet::before { content: '\2022'; position: absolute; left: 4px; color: var(--accent); }
+.msg-bullet { display: block; padding-left: 4px; margin: 1px 0; color: var(--text-primary); }
 .msg-step { display: flex; gap: 8px; align-items: baseline; margin: 1px 0; }
 .msg-step-num { color: var(--accent); font-weight: 700; font-family: var(--font-mono); font-size: 13px; flex-shrink: 0; min-width: 20px; }
 .studio-cursor { display: inline-block; width: 8px; height: 16px; background: var(--accent); margin-left: 2px; vertical-align: text-bottom; animation: blink 0.8s step-end infinite; }
@@ -983,6 +1075,47 @@ input::placeholder { color: var(--text-disabled); }
   cursor: pointer; transition: all 0.15s; flex-shrink: 0;
 }
 .studio-stop-btn:hover { opacity: 0.8; }
+
+/* ── Image Attachments ── */
+.studio-attach-btn {
+  width: 42px; height: 42px; padding: 0; display: flex; align-items: center; justify-content: center;
+  border-radius: var(--radius); background: var(--bg-card); color: var(--text-tertiary);
+  border: 1px solid var(--border); cursor: pointer; transition: all 0.15s; flex-shrink: 0;
+}
+.studio-attach-btn:hover:not(:disabled) { color: var(--accent); border-color: var(--accent); background: var(--accent-bg); }
+.studio-attach-btn:disabled { opacity: 0.3; cursor: not-allowed; }
+.studio-image-previews {
+  display: flex; gap: 10px; padding: 10px 8px; flex-wrap: wrap; justify-content: center;
+}
+.studio-image-preview {
+  position: relative; width: 110px; height: 110px; border-radius: var(--radius-lg);
+  overflow: hidden; border: 2px solid var(--border); background: var(--bg-surface);
+  transition: border-color 0.2s;
+}
+.studio-image-preview:hover { border-color: var(--accent-dim); }
+.studio-image-preview img {
+  width: 100%; height: 100%; object-fit: cover;
+}
+.studio-image-remove {
+  position: absolute; top: 4px; right: 4px; width: 24px; height: 24px;
+  border-radius: 50%; background: rgba(0,0,0,0.75); color: #fff; border: none;
+  font-size: 14px; font-weight: 600; cursor: pointer; display: flex; align-items: center;
+  justify-content: center; line-height: 1; transition: background 0.15s;
+  backdrop-filter: blur(4px);
+}
+.studio-image-remove:hover { background: var(--error); }
+
+/* ── Feed Images (in chat messages) ── */
+.feed-images {
+  display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 6px;
+}
+.feed-image {
+  max-width: 240px; max-height: 180px; border-radius: var(--radius);
+  border: 1px solid var(--border); object-fit: cover; cursor: pointer;
+  transition: transform 0.15s, border-color 0.15s;
+}
+.feed-image:hover { transform: scale(1.03); border-color: var(--accent-dim); }
+
 .studio-input-hint { font-size: 11px; color: var(--text-disabled); text-align: center; margin-top: 6px; }
 
 /* ── Collapsed Messages ── */