移除示例项目初始化并修复前后端稳定性问题

frontend/vite.config.ts

@@ -2,7 +2,24 @@ import { defineConfig } from "vite";
 import vue from "@vitejs/plugin-vue";
 
 export default defineConfig({
-  plugins: [vue()],
+  plugins: [
+    vue(),
+    {
+      name: "sanitize-legacy-css",
+      generateBundle(_, bundle) {
+        for (const asset of Object.values(bundle)) {
+          if (asset.type !== "asset" || !asset.fileName.endsWith(".css") || typeof asset.source !== "string") {
+            continue;
+          }
+          asset.source = asset.source
+            .replace(/\.el-button::\-moz-focus-inner\{border:0\}/g, "")
+            .replace(/\.el-input__inner\[type=password\]::\-ms-reveal\{display:none\}/g, "")
+            .replace(/filter:alpha\(opacity=0\);/g, "")
+            .replace(/[^{}]*::\-webkit-scrollbar[^{}]*\{[^{}]*\}/g, "");
+        }
+      },
+    },
+  ],
   server: {
     host: true,
     port: 5173,