style(frontend): prettier baseline format (no logic change)

frontend/eslint.config.js

@@ -39,11 +39,13 @@ export default tseslint.config(
   },
   {
     files: ["e2e/**/*.ts"],
+    // e2e 是 Playwright 脚本，测试工具链的动态类型用法（如 locator/fixture 包装）允许 any
     languageOptions: { globals: { process: "readonly", console: "readonly", URL: "readonly" } },
     rules: { "@typescript-eslint/no-explicit-any": "off" },
   },
   {
     files: ["**/*.test.{ts,tsx}", "test/**/*.ts"],
+    // 测试代码允许 any 以贴合测试惯例（mock 数据、运行时探测）
     rules: { "@typescript-eslint/no-explicit-any": "off" },
   },
   prettier, // 必须最后：关闭所有与 prettier 冲突的格式规则