chore: add legacy plugin

web/package.json

@@ -65,6 +65,7 @@
     "@types/uuid": "^10.0.0",
     "@typescript-eslint/eslint-plugin": "^7.18.0",
     "@typescript-eslint/parser": "^7.18.0",
+    "@vitejs/plugin-legacy": "^6.0.2",
     "@vitejs/plugin-react": "^4.3.4",
     "autoprefixer": "^10.4.20",
     "code-inspector-plugin": "^0.18.3",
@@ -77,6 +78,7 @@
     "postcss": "^8.5.3",
     "prettier": "^3.5.2",
     "protobufjs": "^7.4.0",
+    "terser": "^5.39.0",
     "typescript": "^5.8.2",
     "vite": "^6.2.0"
   },

web/vite.config.ts

+import legacy from "@vitejs/plugin-legacy";
 import react from "@vitejs/plugin-react";
 import { codeInspectorPlugin } from "code-inspector-plugin";
 import { resolve } from "path";
@@ -13,6 +14,9 @@ if (process.env.DEV_PROXY_SERVER && process.env.DEV_PROXY_SERVER.length > 0) {
 export default defineConfig({
   plugins: [
     react(),
+    legacy({
+      targets: ["defaults", "not IE 11"],
+    }),
     codeInspectorPlugin({
       bundler: "vite",
     }),