fix(terminal): restore terminal input and cursor visibility

- Fix shell execution to avoid --login flag causing issues on some shells
- Improve terminal initialization timing with requestAnimationFrame
- Force display visibility on xterm instances via CSS
- Ensure container has proper min-height and overflow handling

Assisted-by: MiniMax-M2.7 via Crush <crush@charm.land>

internal/api/terminal.go

@@ -7,6 +7,7 @@ import (
 	"net/http"
 	"os"
 	"os/exec"
+	"path/filepath"
 	"runtime"
 	"strings"
 	"sync"
@@ -109,12 +110,16 @@ func (s *Server) handleTerminalWS(w http.ResponseWriter, r *http.Request) {
 			return
 		}
 
-		if strings.Contains(shell, "wsl") {
+		shellName := filepath.Base(shell)
+		switch shellName {
+		case "wsl":
 			cmd = exec.Command(shell, "--shell-type", "login")
-		} else if strings.Contains(shell, "powershell") || strings.Contains(shell, "pwsh") {
+		case "powershell", "pwsh":
 			cmd = exec.Command(shell, "-NoLogo", "-NoProfile")
-		} else {
+		case "fish":
 			cmd = exec.Command(shell, "--login")
+		default:
+			cmd = exec.Command(shell)
 		}
 	}
 

web/src/components/Shell.jsx

@@ -239,15 +239,25 @@ export default function Shell({ api }) {
 
   useEffect(() => {
     const tab = tabs.find(t => t.id === activeTab)
-    if (tab && !tabsRef.current[tab.id]) {
-      const timer = setTimeout(() => initTerminal(tab.id, tab), 50)
-      return () => clearTimeout(timer)
-    } else if (tab && tabsRef.current[tab.id]) {
+    if (!tab) return
+
+    const container = document.getElementById(`terminal-${tab.id}`)
+    if (!container) return
+
+    if (!tabsRef.current[tab.id]) {
       const timer = setTimeout(() => {
-        const { fitAddon } = tabsRef.current[tab.id]
-        fitAddon.fit()
-      }, 50)
+        initTerminal(tab.id, tab)
+        requestAnimationFrame(() => {
+          const entry = tabsRef.current[tab.id]
+          if (entry) entry.fitAddon.fit()
+        })
+      }, 100)
       return () => clearTimeout(timer)
+    } else {
+      requestAnimationFrame(() => {
+        const entry = tabsRef.current[tab.id]
+        if (entry) entry.fitAddon.fit()
+      })
     }
   }, [activeTab, tabs, initTerminal])
 

web/src/styles/global.css

@@ -269,7 +269,7 @@ input::placeholder { color: var(--text-disabled); }
 .sidebar-tab.active { background: var(--accent); color: #fff; font-weight: 600; }
 
 .shell-layout { display: flex; height: 100%; }
-.shell-terminal-col { flex: 1; display: flex; flex-direction: column; min-width: 0; }
+.shell-terminal-col { flex: 1; display: flex; flex-direction: column; min-width: 0; min-height: 0; overflow: hidden; }
 
 .shell-tabs-bar {
   display: flex; align-items: center; background: var(--bg-surface);
@@ -377,6 +377,7 @@ input::placeholder { color: var(--text-disabled); }
 .shell-xterm-wrapper { flex: 1; background: var(--bg); overflow: hidden; position: relative; }
 .shell-xterm-instance {
   position: absolute; inset: 0; padding: 4px;
+  display: block !important;
 }
 .shell-xterm-instance .xterm { height: 100%; padding: 4px; }