Add full-stack implementation with Vue.js frontend and Node.js backend

- Add MIT License
- Create frontend with Vue 3 + Vite + Pinia
  - PromptInput component for project description
  - DebateThread component for displaying AI discussions
  - Debate store for state management
- Create backend with Express + WebSocket + SQLite
  - REST API for debate management
  - Database schema for debates and responses
  - Orchestrator service for AI agent coordination
- Update .gitignore for environment files and dependencies

.gitignore

@@ -3,3 +3,36 @@
 
 # Design journal with sensitive information
 design-journal.md
+
+# Dependencies
+node_modules/
+frontend/node_modules/
+backend/node_modules/
+
+# Environment variables
+.env
+frontend/.env
+backend/.env
+
+# Database files
+backend/data/
+*.db
+*.sqlite
+
+# Logs
+*.log
+npm-debug.log*
+
+# Build outputs
+frontend/dist/
+frontend/.vite/
+
+# OS
+.DS_Store
+Thumbs.db
+
+# IDE
+.vscode/
+.idea/
+*.swp
+*.swo

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2025 Augustin ROUX (Muyue)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

backend/.env.example

@@ -0,0 +1,4 @@
+PORT=3000
+FRONTEND_URL=http://localhost:5173
+MISTRAL_API_KEY=your_mistral_api_key_here
+DATABASE_PATH=./data/agora.db

backend/.gitignore

@@ -0,0 +1,6 @@
+node_modules/
+.env
+data/
+*.log
+*.db
+.DS_Store

backend/package.json

@@ -0,0 +1,28 @@
+{
+  "name": "agora-ai-backend",
+  "version": "1.0.0",
+  "description": "Backend orchestration for Project Agora multi-agent AI system",
+  "main": "src/index.js",
+  "type": "module",
+  "scripts": {
+    "start": "node src/index.js",
+    "dev": "node --watch src/index.js",
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [
+    "ai",
+    "multi-agent",
+    "orchestration"
+  ],
+  "author": "Augustin ROUX (Muyue)",
+  "license": "MIT",
+  "dependencies": {
+    "better-sqlite3": "^12.4.1",
+    "cors": "^2.8.5",
+    "dotenv": "^17.2.3",
+    "express": "^5.1.0",
+    "express-rate-limit": "^8.1.0",
+    "helmet": "^8.1.0",
+    "ws": "^8.18.3"
+  }
+}

backend/src/db/schema.js

@@ -0,0 +1,44 @@
+import Database from 'better-sqlite3';
+import { dirname, join } from 'path';
+import { fileURLToPath } from 'url';
+import { mkdirSync, existsSync } from 'fs';
+
+const __dirname = dirname(fileURLToPath(import.meta.url));
+const dbPath = process.env.DATABASE_PATH || join(__dirname, '../../data/agora.db');
+
+// Ensure data directory exists
+const dataDir = dirname(dbPath);
+if (!existsSync(dataDir)) {
+  mkdirSync(dataDir, { recursive: true });
+}
+
+const db = new Database(dbPath);
+
+// Enable foreign keys
+db.pragma('foreign_keys = ON');
+
+// Create debates table
+db.exec(`
+  CREATE TABLE IF NOT EXISTS debates (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    prompt TEXT NOT NULL,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    status TEXT CHECK(status IN ('ongoing', 'completed', 'failed')) DEFAULT 'ongoing'
+  )
+`);
+
+// Create responses table
+db.exec(`
+  CREATE TABLE IF NOT EXISTS responses (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    debate_id INTEGER NOT NULL,
+    agent_role TEXT NOT NULL,
+    content TEXT NOT NULL,
+    timestamp TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    FOREIGN KEY (debate_id) REFERENCES debates(id) ON DELETE CASCADE
+  )
+`);
+
+console.log('Database initialized successfully');
+
+export default db;

backend/src/index.js

@@ -0,0 +1,59 @@
+import express from 'express';
+import cors from 'cors';
+import helmet from 'helmet';
+import dotenv from 'dotenv';
+import { createServer } from 'http';
+import { WebSocketServer } from 'ws';
+import rateLimit from 'express-rate-limit';
+import db from './db/schema.js';
+import debateRoutes from './routes/debate.js';
+
+dotenv.config();
+
+const app = express();
+const server = createServer(app);
+const wss = new WebSocketServer({ server });
+
+const PORT = process.env.PORT || 3000;
+
+// Middleware
+app.use(helmet());
+app.use(cors({
+  origin: process.env.FRONTEND_URL || 'http://localhost:5173',
+  credentials: true
+}));
+app.use(express.json());
+
+// Rate limiting
+const limiter = rateLimit({
+  windowMs: 60 * 1000, // 1 minute
+  max: 10 // 10 requests per minute
+});
+app.use('/api', limiter);
+
+// WebSocket connection handling
+wss.on('connection', (ws) => {
+  console.log('New WebSocket connection established');
+
+  ws.on('message', (message) => {
+    console.log('Received:', message.toString());
+    // Handle incoming messages
+  });
+
+  ws.on('close', () => {
+    console.log('WebSocket connection closed');
+  });
+});
+
+// Routes
+app.get('/api/health', (req, res) => {
+  res.json({ status: 'ok', message: 'Agora AI Backend is running' });
+});
+
+app.use('/api/debate', debateRoutes);
+
+// Start server
+server.listen(PORT, () => {
+  console.log(`Agora AI Backend running on port ${PORT}`);
+  console.log(`WebSocket server ready`);
+});

backend/src/routes/debate.js

@@ -0,0 +1,88 @@
+import express from 'express';
+import orchestrator from '../services/orchestrator.js';
+
+const router = express.Router();
+
+/**
+ * POST /api/debate
+ * Create a new debate
+ */
+router.post('/', async (req, res) => {
+  try {
+    const { prompt } = req.body;
+
+    if (!prompt || prompt.trim().length === 0) {
+      return res.status(400).json({ error: 'Prompt is required' });
+    }
+
+    const debateId = orchestrator.createDebate(prompt);
+    const agents = orchestrator.selectAgents(prompt);
+
+    res.json({
+      debateId,
+      prompt,
+      agents,
+      status: 'ongoing'
+    });
+  } catch (error) {
+    console.error('Error creating debate:', error);
+    res.status(500).json({ error: 'Failed to create debate' });
+  }
+});
+
+/**
+ * GET /api/debate/:id
+ * Get debate details and responses
+ */
+router.get('/:id', (req, res) => {
+  try {
+    const debateId = parseInt(req.params.id);
+    const debate = orchestrator.getDebate(debateId);
+
+    if (!debate) {
+      return res.status(404).json({ error: 'Debate not found' });
+    }
+
+    const responses = orchestrator.getDebateResponses(debateId);
+
+    res.json({
+      ...debate,
+      responses: responses.map(r => ({
+        ...r,
+        content: JSON.parse(r.content)
+      }))
+    });
+  } catch (error) {
+    console.error('Error fetching debate:', error);
+    res.status(500).json({ error: 'Failed to fetch debate' });
+  }
+});
+
+/**
+ * POST /api/debate/:id/response
+ * Add a response to a debate
+ */
+router.post('/:id/response', (req, res) => {
+  try {
+    const debateId = parseInt(req.params.id);
+    const { agentRole, content } = req.body;
+
+    if (!agentRole || !content) {
+      return res.status(400).json({ error: 'Agent role and content are required' });
+    }
+
+    const responseId = orchestrator.addResponse(debateId, agentRole, content);
+
+    res.json({
+      responseId,
+      debateId,
+      agentRole,
+      content
+    });
+  } catch (error) {
+    console.error('Error adding response:', error);
+    res.status(500).json({ error: 'Failed to add response' });
+  }
+});
+
+export default router;

backend/src/services/orchestrator.js

@@ -0,0 +1,107 @@
+import db from '../db/schema.js';
+
+class Orchestrator {
+  constructor() {
+    this.activeDebates = new Map();
+  }
+
+  /**
+   * Create a new debate
+   */
+  createDebate(prompt) {
+    const stmt = db.prepare('INSERT INTO debates (prompt, status) VALUES (?, ?)');
+    const result = stmt.run(prompt, 'ongoing');
+
+    const debateId = result.lastInsertRowid;
+    this.activeDebates.set(debateId, {
+      id: debateId,
+      prompt,
+      responses: [],
+      startTime: Date.now()
+    });
+
+    return debateId;
+  }
+
+  /**
+   * Get debate by ID
+   */
+  getDebate(debateId) {
+    const stmt = db.prepare('SELECT * FROM debates WHERE id = ?');
+    return stmt.get(debateId);
+  }
+
+  /**
+   * Get all responses for a debate
+   */
+  getDebateResponses(debateId) {
+    const stmt = db.prepare('SELECT * FROM responses WHERE debate_id = ? ORDER BY timestamp ASC');
+    return stmt.all(debateId);
+  }
+
+  /**
+   * Add a response to a debate
+   */
+  addResponse(debateId, agentRole, content) {
+    const stmt = db.prepare(
+      'INSERT INTO responses (debate_id, agent_role, content) VALUES (?, ?, ?)'
+    );
+    const result = stmt.run(debateId, agentRole, JSON.stringify(content));
+
+    if (this.activeDebates.has(debateId)) {
+      this.activeDebates.get(debateId).responses.push({
+        agentRole,
+        content,
+        timestamp: new Date()
+      });
+    }
+
+    return result.lastInsertRowid;
+  }
+
+  /**
+   * Complete a debate
+   */
+  completeDebate(debateId) {
+    const stmt = db.prepare('UPDATE debates SET status = ? WHERE id = ?');
+    stmt.run('completed', debateId);
+    this.activeDebates.delete(debateId);
+  }
+
+  /**
+   * Fail a debate
+   */
+  failDebate(debateId) {
+    const stmt = db.prepare('UPDATE debates SET status = ? WHERE id = ?');
+    stmt.run('failed', debateId);
+    this.activeDebates.delete(debateId);
+  }
+
+  /**
+   * Select relevant agents based on prompt analysis
+   */
+  selectAgents(prompt) {
+    const agents = ['architect'];
+    const lowerPrompt = prompt.toLowerCase();
+
+    // Analyze prompt for relevant expertise
+    if (lowerPrompt.includes('api') || lowerPrompt.includes('backend') || lowerPrompt.includes('database')) {
+      agents.push('backend_engineer');
+    }
+    if (lowerPrompt.includes('ui') || lowerPrompt.includes('frontend') || lowerPrompt.includes('interface')) {
+      agents.push('frontend_engineer');
+    }
+    if (lowerPrompt.includes('design') || lowerPrompt.includes('ux') || lowerPrompt.includes('user')) {
+      agents.push('designer');
+    }
+
+    // Always include at least architect and one engineer
+    if (agents.length === 1) {
+      agents.push('backend_engineer', 'frontend_engineer');
+    }
+
+    return agents;
+  }
+}
+
+export default new Orchestrator();

frontend/.env.example

@@ -0,0 +1 @@
+VITE_API_URL=http://localhost:3000

frontend/.gitignore

@@ -0,0 +1,24 @@
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+pnpm-debug.log*
+lerna-debug.log*
+
+node_modules
+dist
+dist-ssr
+*.local
+
+# Editor directories and files
+.vscode/*
+!.vscode/extensions.json
+.idea
+.DS_Store
+*.suo
+*.ntvs*
+*.njsproj
+*.sln
+*.sw?

frontend/README.md

@@ -0,0 +1,5 @@
+# Vue 3 + Vite
+
+This template should help get you started developing with Vue 3 in Vite. The template uses Vue 3 `<script setup>` SFCs, check out the [script setup docs](https://v3.vuejs.org/api/sfc-script-setup.html#sfc-script-setup) to learn more.
+
+Learn more about IDE Support for Vue in the [Vue Docs Scaling up Guide](https://vuejs.org/guide/scaling-up/tooling.html#ide-support).

frontend/index.html

@@ -0,0 +1,13 @@
+<!doctype html>
+<html lang="en">
+  <head>
+    <meta charset="UTF-8" />
+    <link rel="icon" type="image/svg+xml" href="/vite.svg" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>frontend</title>
+  </head>
+  <body>
+    <div id="app"></div>
+    <script type="module" src="/src/main.js"></script>
+  </body>
+</html>

frontend/package.json

@@ -0,0 +1,22 @@
+{
+  "name": "frontend",
+  "private": true,
+  "version": "0.0.0",
+  "type": "module",
+  "scripts": {
+    "dev": "vite",
+    "build": "vite build",
+    "preview": "vite preview"
+  },
+  "dependencies": {
+    "@vueuse/core": "^13.9.0",
+    "mermaid": "^11.12.0",
+    "pinia": "^3.0.3",
+    "radix-vue": "^1.9.17",
+    "vue": "^3.5.22"
+  },
+  "devDependencies": {
+    "@vitejs/plugin-vue": "^6.0.1",
+    "vite": "^7.1.7"
+  }
+}

frontend/public/vite.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-hidden="true" role="img" class="iconify iconify--logos" width="31.88" height="32" preserveAspectRatio="xMidYMid meet" viewBox="0 0 256 257"><defs><linearGradient id="IconifyId1813088fe1fbc01fb466" x1="-.828%" x2="57.636%" y1="7.652%" y2="78.411%"><stop offset="0%" stop-color="#41D1FF"></stop><stop offset="100%" stop-color="#BD34FE"></stop></linearGradient><linearGradient id="IconifyId1813088fe1fbc01fb467" x1="43.376%" x2="50.316%" y1="2.242%" y2="89.03%"><stop offset="0%" stop-color="#FFEA83"></stop><stop offset="8.333%" stop-color="#FFDD35"></stop><stop offset="100%" stop-color="#FFA800"></stop></linearGradient></defs><path fill="url(#IconifyId1813088fe1fbc01fb466)" d="M255.153 37.938L134.897 252.976c-2.483 4.44-8.862 4.466-11.382.048L.875 37.958c-2.746-4.814 1.371-10.646 6.827-9.67l120.385 21.517a6.537 6.537 0 0 0 2.322-.004l117.867-21.483c5.438-.991 9.574 4.796 6.877 9.62Z"></path><path fill="url(#IconifyId1813088fe1fbc01fb467)" d="M185.432.063L96.44 17.501a3.268 3.268 0 0 0-2.634 3.014l-5.474 92.456a3.268 3.268 0 0 0 3.997 3.378l24.777-5.718c2.318-.535 4.413 1.507 3.936 3.838l-7.361 36.047c-.495 2.426 1.782 4.5 4.151 3.78l15.304-4.649c2.372-.72 4.652 1.36 4.15 3.788l-11.698 56.621c-.732 3.542 3.979 5.473 5.943 2.437l1.313-2.028l72.516-144.72c1.215-2.423-.88-5.186-3.54-4.672l-25.505 4.922c-2.396.462-4.435-1.77-3.759-4.114l16.646-57.705c.677-2.35-1.37-4.583-3.769-4.113Z"></path></svg>

frontend/src/App.vue

@@ -0,0 +1,90 @@
+<script setup>
+import { ref } from 'vue'
+import { useDebateStore } from './stores/debate'
+import PromptInput from './components/PromptInput.vue'
+import DebateThread from './components/DebateThread.vue'
+
+const debateStore = useDebateStore()
+const showDebate = ref(false)
+
+function handleDebateCreated(debate) {
+  showDebate.value = true
+}
+
+function startNewDebate() {
+  debateStore.clearCurrentDebate()
+  showDebate.value = false
+}
+</script>
+
+<template>
+  <div class="app">
+    <div v-if="!showDebate">
+      <PromptInput @debate-created="handleDebateCreated" />
+    </div>
+
+    <div v-else>
+      <div class="debate-view">
+        <button @click="startNewDebate" class="new-debate-btn">
+          + New Debate
+        </button>
+
+        <DebateThread
+          v-if="debateStore.currentDebate"
+          :debate="debateStore.currentDebate"
+        />
+      </div>
+    </div>
+  </div>
+</template>
+
+<style>
+* {
+  margin: 0;
+  padding: 0;
+  box-sizing: border-box;
+}
+
+body {
+  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
+  background-color: #f5f7fa;
+  color: #2c3e50;
+}
+
+#app {
+  min-height: 100vh;
+}
+</style>
+
+<style scoped>
+.app {
+  min-height: 100vh;
+  padding: 2rem;
+}
+
+.debate-view {
+  position: relative;
+}
+
+.new-debate-btn {
+  position: fixed;
+  top: 2rem;
+  right: 2rem;
+  padding: 0.75rem 1.5rem;
+  background-color: white;
+  border: 2px solid #667eea;
+  color: #667eea;
+  border-radius: 8px;
+  font-weight: 600;
+  cursor: pointer;
+  transition: all 0.3s;
+  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
+}
+
+.new-debate-btn:hover {
+  background-color: #667eea;
+  color: white;
+  transform: translateY(-2px);
+  box-shadow: 0 4px 8px rgba(0,0,0,0.15);
+}
+</style>

frontend/src/assets/vue.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-hidden="true" role="img" class="iconify iconify--logos" width="37.07" height="36" preserveAspectRatio="xMidYMid meet" viewBox="0 0 256 198"><path fill="#41B883" d="M204.8 0H256L128 220.8L0 0h97.92L128 51.2L157.44 0h47.36Z"></path><path fill="#41B883" d="m0 0l128 220.8L256 0h-51.2L128 132.48L50.56 0H0Z"></path><path fill="#35495E" d="M50.56 0L128 133.12L204.8 0h-47.36L128 51.2L97.92 0H50.56Z"></path></svg>

frontend/src/components/DebateThread.vue

@@ -0,0 +1,209 @@
+<template>
+  <div class="debate-thread">
+    <div class="debate-header">
+      <h2>Debate #{{ debate.debateId }}</h2>
+      <span class="status" :class="debate.status">{{ debate.status }}</span>
+    </div>
+
+    <div class="prompt-display">
+      <strong>Project Prompt:</strong>
+      <p>{{ debate.prompt }}</p>
+    </div>
+
+    <div class="agents">
+      <strong>Participating Agents:</strong>
+      <div class="agent-list">
+        <span
+          v-for="agent in debate.agents"
+          :key="agent"
+          class="agent-badge"
+          :class="getAgentClass(agent)"
+        >
+          {{ formatAgentName(agent) }}
+        </span>
+      </div>
+    </div>
+
+    <div class="responses" v-if="debate.responses && debate.responses.length > 0">
+      <h3>Debate Responses</h3>
+      <div
+        v-for="(response, index) in debate.responses"
+        :key="index"
+        class="response-card"
+        :class="getAgentClass(response.agent_role)"
+      >
+        <div class="response-header">
+          <span class="agent-name">{{ formatAgentName(response.agent_role) }}</span>
+          <span class="timestamp">{{ formatTimestamp(response.timestamp) }}</span>
+        </div>
+        <div class="response-content">
+          {{ typeof response.content === 'string' ? response.content : JSON.stringify(response.content, null, 2) }}
+        </div>
+      </div>
+    </div>
+
+    <div v-else class="no-responses">
+      <p>Waiting for AI agents to respond...</p>
+    </div>
+  </div>
+</template>
+
+<script setup>
+const props = defineProps({
+  debate: {
+    type: Object,
+    required: true
+  }
+})
+
+function formatAgentName(agent) {
+  return agent
+    .split('_')
+    .map(word => word.charAt(0).toUpperCase() + word.slice(1))
+    .join(' ')
+}
+
+function getAgentClass(agent) {
+  const classes = {
+    'architect': 'agent-architect',
+    'backend_engineer': 'agent-backend',
+    'frontend_engineer': 'agent-frontend',
+    'designer': 'agent-designer'
+  }
+  return classes[agent] || 'agent-default'
+}
+
+function formatTimestamp(timestamp) {
+  if (!timestamp) return ''
+  const date = new Date(timestamp)
+  return date.toLocaleTimeString()
+}
+</script>
+
+<style scoped>
+.debate-thread {
+  max-width: 900px;
+  margin: 2rem auto;
+  padding: 2rem;
+}
+
+.debate-header {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  margin-bottom: 1.5rem;
+}
+
+.status {
+  padding: 0.5rem 1rem;
+  border-radius: 20px;
+  font-size: 0.9rem;
+  font-weight: 600;
+}
+
+.status.ongoing {
+  background-color: #3498db;
+  color: white;
+}
+
+.status.completed {
+  background-color: #2ecc71;
+  color: white;
+}
+
+.status.failed {
+  background-color: #e74c3c;
+  color: white;
+}
+
+.prompt-display {
+  background-color: #f8f9fa;
+  padding: 1.5rem;
+  border-radius: 8px;
+  margin-bottom: 1.5rem;
+}
+
+.prompt-display p {
+  margin: 0.5rem 0 0 0;
+  line-height: 1.6;
+}
+
+.agents {
+  margin-bottom: 2rem;
+}
+
+.agent-list {
+  display: flex;
+  flex-wrap: wrap;
+  gap: 0.5rem;
+  margin-top: 0.5rem;
+}
+
+.agent-badge {
+  padding: 0.5rem 1rem;
+  border-radius: 6px;
+  font-size: 0.9rem;
+  font-weight: 500;
+  color: white;
+}
+
+.agent-architect {
+  background-color: #9b59b6;
+}
+
+.agent-backend {
+  background-color: #3498db;
+}
+
+.agent-frontend {
+  background-color: #1abc9c;
+}
+
+.agent-designer {
+  background-color: #e67e22;
+}
+
+.agent-default {
+  background-color: #95a5a6;
+}
+
+.responses h3 {
+  margin-bottom: 1rem;
+}
+
+.response-card {
+  background-color: white;
+  border-left: 4px solid;
+  padding: 1.5rem;
+  margin-bottom: 1rem;
+  border-radius: 8px;
+  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
+}
+
+.response-header {
+  display: flex;
+  justify-content: space-between;
+  margin-bottom: 1rem;
+}
+
+.agent-name {
+  font-weight: 600;
+  font-size: 1.1rem;
+}
+
+.timestamp {
+  color: #7f8c8d;
+  font-size: 0.9rem;
+}
+
+.response-content {
+  line-height: 1.6;
+  white-space: pre-wrap;
+}
+
+.no-responses {
+  text-align: center;
+  padding: 3rem;
+  color: #7f8c8d;
+}
+</style>

frontend/src/components/HelloWorld.vue

@@ -0,0 +1,43 @@
+<script setup>
+import { ref } from 'vue'
+
+defineProps({
+  msg: String,
+})
+
+const count = ref(0)
+</script>
+
+<template>
+  <h1>{{ msg }}</h1>
+
+  <div class="card">
+    <button type="button" @click="count++">count is {{ count }}</button>
+    <p>
+      Edit
+      <code>components/HelloWorld.vue</code> to test HMR
+    </p>
+  </div>
+
+  <p>
+    Check out
+    <a href="https://vuejs.org/guide/quick-start.html#local" target="_blank"
+      >create-vue</a
+    >, the official Vue + Vite starter
+  </p>
+  <p>
+    Learn more about IDE Support for Vue in the
+    <a
+      href="https://vuejs.org/guide/scaling-up/tooling.html#ide-support"
+      target="_blank"
+      >Vue Docs Scaling up Guide</a
+    >.
+  </p>
+  <p class="read-the-docs">Click on the Vite and Vue logos to learn more</p>
+</template>
+
+<style scoped>
+.read-the-docs {
+  color: #888;
+}
+</style>

frontend/src/components/PromptInput.vue

@@ -0,0 +1,133 @@
+<template>
+  <div class="prompt-input">
+    <h1>Project Agora</h1>
+    <p class="subtitle">AI-Powered Software Architecture Design</p>
+
+    <div class="input-container">
+      <textarea
+        v-model="prompt"
+        placeholder="Describe your project idea... (e.g., 'Build a real-time chat application with user authentication')"
+        rows="6"
+        @keydown.ctrl.enter="handleSubmit"
+        :disabled="loading"
+      />
+
+      <button
+        @click="handleSubmit"
+        :disabled="!prompt.trim() || loading"
+        class="submit-btn"
+      >
+        {{ loading ? 'Creating Debate...' : 'Start AI Debate' }}
+      </button>
+
+      <p v-if="error" class="error">{{ error }}</p>
+    </div>
+  </div>
+</template>
+
+<script setup>
+import { ref } from 'vue'
+import { useDebateStore } from '../stores/debate'
+
+const emit = defineEmits(['debate-created'])
+
+const debateStore = useDebateStore()
+const prompt = ref('')
+const loading = ref(false)
+const error = ref(null)
+
+async function handleSubmit() {
+  if (!prompt.value.trim()) return
+
+  loading.value = true
+  error.value = null
+
+  try {
+    const debate = await debateStore.createDebate(prompt.value)
+    emit('debate-created', debate)
+    prompt.value = ''
+  } catch (err) {
+    error.value = err.message
+  } finally {
+    loading.value = false
+  }
+}
+</script>
+
+<style scoped>
+.prompt-input {
+  max-width: 800px;
+  margin: 0 auto;
+  padding: 2rem;
+}
+
+h1 {
+  font-size: 3rem;
+  margin-bottom: 0.5rem;
+  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+  -webkit-background-clip: text;
+  -webkit-text-fill-color: transparent;
+  background-clip: text;
+}
+
+.subtitle {
+  color: #666;
+  margin-bottom: 2rem;
+  font-size: 1.1rem;
+}
+
+.input-container {
+  display: flex;
+  flex-direction: column;
+  gap: 1rem;
+}
+
+textarea {
+  width: 100%;
+  padding: 1rem;
+  border: 2px solid #e0e0e0;
+  border-radius: 8px;
+  font-family: inherit;
+  font-size: 1rem;
+  resize: vertical;
+  transition: border-color 0.3s;
+}
+
+textarea:focus {
+  outline: none;
+  border-color: #667eea;
+}
+
+textarea:disabled {
+  background-color: #f5f5f5;
+  cursor: not-allowed;
+}
+
+.submit-btn {
+  padding: 1rem 2rem;
+  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+  color: white;
+  border: none;
+  border-radius: 8px;
+  font-size: 1.1rem;
+  font-weight: 600;
+  cursor: pointer;
+  transition: transform 0.2s, opacity 0.2s;
+}
+
+.submit-btn:hover:not(:disabled) {
+  transform: translateY(-2px);
+}
+
+.submit-btn:disabled {
+  opacity: 0.6;
+  cursor: not-allowed;
+  transform: none;
+}
+
+.error {
+  color: #e74c3c;
+  font-size: 0.9rem;
+  margin: 0;
+}
+</style>

frontend/src/main.js

@@ -0,0 +1,10 @@
+import { createApp } from 'vue'
+import { createPinia } from 'pinia'
+import './style.css'
+import App from './App.vue'
+
+const app = createApp(App)
+const pinia = createPinia()
+
+app.use(pinia)
+app.mount('#app')

frontend/src/stores/debate.js

@@ -0,0 +1,97 @@
+import { defineStore } from 'pinia'
+import { ref, computed } from 'vue'
+
+export const useDebateStore = defineStore('debate', () => {
+  const currentDebate = ref(null)
+  const debates = ref([])
+  const loading = ref(false)
+  const error = ref(null)
+
+  const API_URL = import.meta.env.VITE_API_URL || 'http://localhost:3000'
+
+  /**
+   * Create a new debate
+   */
+  async function createDebate(prompt) {
+    loading.value = true
+    error.value = null
+
+    try {
+      const response = await fetch(`${API_URL}/api/debate`, {
+        method: 'POST',
+        headers: {
+          'Content-Type': 'application/json'
+        },
+        body: JSON.stringify({ prompt })
+      })
+
+      if (!response.ok) {
+        throw new Error('Failed to create debate')
+      }
+
+      const data = await response.json()
+      currentDebate.value = data
+      debates.value.unshift(data)
+
+      return data
+    } catch (err) {
+      error.value = err.message
+      throw err
+    } finally {
+      loading.value = false
+    }
+  }
+
+  /**
+   * Get debate by ID
+   */
+  async function getDebate(debateId) {
+    loading.value = true
+    error.value = null
+
+    try {
+      const response = await fetch(`${API_URL}/api/debate/${debateId}`)
+
+      if (!response.ok) {
+        throw new Error('Failed to fetch debate')
+      }
+
+      const data = await response.json()
+      currentDebate.value = data
+
+      return data
+    } catch (err) {
+      error.value = err.message
+      throw err
+    } finally {
+      loading.value = false
+    }
+  }
+
+  /**
+   * Add a response to current debate
+   */
+  function addResponse(response) {
+    if (currentDebate.value && currentDebate.value.responses) {
+      currentDebate.value.responses.push(response)
+    }
+  }
+
+  /**
+   * Clear current debate
+   */
+  function clearCurrentDebate() {
+    currentDebate.value = null
+  }
+
+  return {
+    currentDebate,
+    debates,
+    loading,
+    error,
+    createDebate,
+    getDebate,
+    addResponse,
+    clearCurrentDebate
+  }
+})

frontend/src/style.css

@@ -0,0 +1,79 @@
+:root {
+  font-family: system-ui, Avenir, Helvetica, Arial, sans-serif;
+  line-height: 1.5;
+  font-weight: 400;
+
+  color-scheme: light dark;
+  color: rgba(255, 255, 255, 0.87);
+  background-color: #242424;
+
+  font-synthesis: none;
+  text-rendering: optimizeLegibility;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}
+
+a {
+  font-weight: 500;
+  color: #646cff;
+  text-decoration: inherit;
+}
+a:hover {
+  color: #535bf2;
+}
+
+body {
+  margin: 0;
+  display: flex;
+  place-items: center;
+  min-width: 320px;
+  min-height: 100vh;
+}
+
+h1 {
+  font-size: 3.2em;
+  line-height: 1.1;
+}
+
+button {
+  border-radius: 8px;
+  border: 1px solid transparent;
+  padding: 0.6em 1.2em;
+  font-size: 1em;
+  font-weight: 500;
+  font-family: inherit;
+  background-color: #1a1a1a;
+  cursor: pointer;
+  transition: border-color 0.25s;
+}
+button:hover {
+  border-color: #646cff;
+}
+button:focus,
+button:focus-visible {
+  outline: 4px auto -webkit-focus-ring-color;
+}
+
+.card {
+  padding: 2em;
+}
+
+#app {
+  max-width: 1280px;
+  margin: 0 auto;
+  padding: 2rem;
+  text-align: center;
+}
+
+@media (prefers-color-scheme: light) {
+  :root {
+    color: #213547;
+    background-color: #ffffff;
+  }
+  a:hover {
+    color: #747bff;
+  }
+  button {
+    background-color: #f9f9f9;
+  }
+}

frontend/vite.config.js

@@ -0,0 +1,7 @@
+import { defineConfig } from 'vite'
+import vue from '@vitejs/plugin-vue'
+
+// https://vite.dev/config/
+export default defineConfig({
+  plugins: [vue()],
+})