chore: 更新静态资源文件并清理构建输出目录

删除旧的构建输出文件，包括图片资源和编译生成的JavaScript文件
添加新的图标资源文件到assets/img目录
更新package.json中的开发脚本配置

.output/server/node_modules/@vue/devtools-api/lib/cjs/time.js

@@ -1,28 +0,0 @@
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-exports.now = exports.isPerformanceSupported = void 0;
-let supported;
-let perf;
-function isPerformanceSupported() {
-    var _a;
-    if (supported !== undefined) {
-        return supported;
-    }
-    if (typeof window !== 'undefined' && window.performance) {
-        supported = true;
-        perf = window.performance;
-    }
-    else if (typeof globalThis !== 'undefined' && ((_a = globalThis.perf_hooks) === null || _a === void 0 ? void 0 : _a.performance)) {
-        supported = true;
-        perf = globalThis.perf_hooks.performance;
-    }
-    else {
-        supported = false;
-    }
-    return supported;
-}
-exports.isPerformanceSupported = isPerformanceSupported;
-function now() {
-    return isPerformanceSupported() ? perf.now() : Date.now();
-}
-exports.now = now;