feat: 添加环境配置区分本地和生产环境

- 使用 --dart-define=ENV=prod 构建生产版本
- 生产环境: http://8.155.172.147:5010
- 本地环境: http://localhost:5010
- 更新 web 构建产物

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

flutter_monisuo/build/web/flutter_bootstrap.js

@@ -37,6 +37,6 @@ _flutter.buildConfig = {"engineRevision":"e4b8dca3f1b4ede4c30371002441c88c12187e
 
 _flutter.loader.load({
   serviceWorkerSettings: {
-    serviceWorkerVersion: "2672737280" /* Flutter's service worker is deprecated and will be removed in a future Flutter release. */
+    serviceWorkerVersion: "3100103420" /* Flutter's service worker is deprecated and will be removed in a future Flutter release. */
   }
 });