add video on global warming

package.json

@@ -20,7 +20,7 @@
   "scripts": {
     "dev": "concurrently 'pnpm:dev:*'",
     "dev:server": "node server.js",
-    "dev:vite": "vitepress dev docs",
+    "dev:vite": "vitepress dev docs --open",
     "build": "vitepress build docs",
     "preview": "vitepress preview docs"
   }