feat(frontend): Align admin and user API integration

frontend/video-frontend-web/vite.config.ts

@@ -14,7 +14,7 @@ export default defineConfig({
     AutoImport({
       imports: ['vue', 'vue-router', 'pinia'],
       dts: 'src/auto-imports.d.ts',
-      dirs: ['src/stores', 'src/composables'],
+      dirs: ['src/composables'],  // 只扫描 composables，stores 使用显式导入
       vueTemplate: true
     }),
     Components({
@@ -39,6 +39,13 @@ export default defineConfig({
       }
     }
   },
+  css: {
+    preprocessorOptions: {
+      scss: {
+        silenceDeprecations: ['legacy-js-api'] // 静默 Sass legacy API 弃用警告
+      }
+    }
+  },
   build: {
     target: 'es2015',
     outDir: 'dist',