docs: Day 12-13 completion summary and milestone update

backend/src/index.ts

@@ -1,9 +1,10 @@
 import Fastify from 'fastify';
 import cors from '@fastify/cors';
-import { config } from './config/env.js';
+import { config, validateEnv } from './config/env.js';
 import { testDatabaseConnection, prisma } from './config/database.js';
 import { projectRoutes } from './routes/projects.js';
 import { agentRoutes } from './routes/agents.js';
+import { conversationRoutes } from './routes/conversations.js';
 
 const fastify = Fastify({
   logger: {
@@ -59,9 +60,15 @@ await fastify.register(projectRoutes, { prefix: '/api/v1' });
 // 注册智能体管理路由
 await fastify.register(agentRoutes, { prefix: '/api/v1' });
 
+// 注册对话管理路由
+await fastify.register(conversationRoutes, { prefix: '/api/v1' });
+
 // 启动服务器
 const start = async () => {
   try {
+    // 验证环境变量
+    validateEnv();
+    
     // 测试数据库连接
     console.log('🔍 正在测试数据库连接...');
     const dbConnected = await testDatabaseConnection();