diff --git a/web/client/vite.config.ts b/web/client/vite.config.ts
index b4609d2..227f7e7 100644
--- a/web/client/vite.config.ts
+++ b/web/client/vite.config.ts
@@ -13,9 +13,9 @@ export default defineConfig({
   server: {
     port: 5173,
     proxy: {
-      '/api': 'http://localhost:3001',
+      '/api': 'http://localhost:3007',
       '/ws': {
-        target: 'ws://localhost:3001',
+        target: 'ws://localhost:3007',
         ws: true,
       },
     },
diff --git a/web/data/meitu-agent.db-shm b/web/data/meitu-agent.db-shm
index 861e062..3aa8908 100644
Binary files a/web/data/meitu-agent.db-shm and b/web/data/meitu-agent.db-shm differ
diff --git a/web/data/meitu-agent.db-wal b/web/data/meitu-agent.db-wal
index 505a5d8..3b5d63d 100644
Binary files a/web/data/meitu-agent.db-wal and b/web/data/meitu-agent.db-wal differ
diff --git a/web/package-lock.json b/web/package-lock.json
index d233910..a9b5fe1 100644
--- a/web/package-lock.json
+++ b/web/package-lock.json
@@ -34,6 +34,7 @@
         "@vitejs/plugin-react": "^4.3.0",
         "autoprefixer": "^10.4.0",
         "concurrently": "^9.1.0",
+        "kill-port": "^2.0.1",
         "postcss": "^8.4.0",
         "tailwindcss": "^3.4.0",
         "tsx": "^4.19.0",
@@ -2677,6 +2678,13 @@
         "node": ">= 0.4"
       }
     },
+    "node_modules/get-them-args": {
+      "version": "1.3.2",
+      "resolved": "https://registry.npmjs.org/get-them-args/-/get-them-args-1.3.2.tgz",
+      "integrity": "sha512-LRn8Jlk+DwZE4GTlDbT3Hikd1wSHgLMme/+7ddlqKd7ldwR6LjJgTVWzBnR01wnYGe4KgrXjg287RaI22UHmAw==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/get-tsconfig": {
       "version": "4.14.0",
       "resolved": "https://registry.npmjs.org/get-tsconfig/-/get-tsconfig-4.14.0.tgz",
@@ -2955,6 +2963,20 @@
         "node": ">=6"
       }
     },
+    "node_modules/kill-port": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/kill-port/-/kill-port-2.0.1.tgz",
+      "integrity": "sha512-e0SVOV5jFo0mx8r7bS29maVWp17qGqLBZ5ricNSajON6//kmb7qqqNnml4twNE8Dtj97UQD+gNFOaipS/q1zzQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "get-them-args": "1.3.2",
+        "shell-exec": "1.0.2"
+      },
+      "bin": {
+        "kill-port": "cli.js"
+      }
+    },
     "node_modules/lilconfig": {
       "version": "3.1.3",
       "resolved": "https://registry.npmjs.org/lilconfig/-/lilconfig-3.1.3.tgz",
@@ -3971,6 +3993,13 @@
       "integrity": "sha512-E5LDX7Wrp85Kil5bhZv46j8jOeboKq5JMmYM3gVGdGH8xFpPWXUMsNrlODCrkoxMEeNi/XZIwuRvY4XNwYMJpw==",
       "license": "ISC"
     },
+    "node_modules/shell-exec": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/shell-exec/-/shell-exec-1.0.2.tgz",
+      "integrity": "sha512-jyVd+kU2X+mWKMmGhx4fpWbPsjvD53k9ivqetutVW/BQ+WIZoDoP4d8vUMGezV6saZsiNoW2f9GIhg9Dondohg==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/shell-quote": {
       "version": "1.8.3",
       "resolved": "https://registry.npmjs.org/shell-quote/-/shell-quote-1.8.3.tgz",
diff --git a/web/package.json b/web/package.json
index 8e6e5e6..518109a 100644
--- a/web/package.json
+++ b/web/package.json
@@ -4,6 +4,7 @@
   "private": true,
   "scripts": {
     "dev": "concurrently \"npm run dev:server\" \"npm run dev:client\"",
+    "predev:server": "npx kill-port 3007",
     "dev:server": "tsx watch server/index.ts",
     "dev:client": "vite --config client/vite.config.ts",
     "build": "vite build --config client/vite.config.ts",
@@ -36,6 +37,7 @@
     "@vitejs/plugin-react": "^4.3.0",
     "autoprefixer": "^10.4.0",
     "concurrently": "^9.1.0",
+    "kill-port": "^2.0.1",
     "postcss": "^8.4.0",
     "tailwindcss": "^3.4.0",
     "tsx": "^4.19.0",
diff --git a/web/server/index.ts b/web/server/index.ts
index 7de838c..28b0c48 100644
--- a/web/server/index.ts
+++ b/web/server/index.ts
@@ -25,8 +25,20 @@ app.use('/api/configs', configsRouter);
 
 wss.on('connection', handleChat);
 
-const PORT = 3001;
+const PORT = 3007;
 initDb();
+
+server.on('error', (err: NodeJS.ErrnoException) => {
+  if (err.code === 'EADDRINUSE') {
+    console.error(`Port ${PORT} is in use. Run: npx kill-port ${PORT}`);
+    process.exit(1);
+  }
+  throw err;
+});
+
 server.listen(PORT, () => {
   console.log(`Server running on http://localhost:${PORT}`);
 });
+
+process.on('SIGTERM', () => { server.close(); process.exit(0); });
+process.on('SIGINT', () => { server.close(); process.exit(0); });