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/asynckit/serial.js

@@ -1,17 +0,0 @@
-var serialOrdered = require('./serialOrdered.js');
-
-// Public API
-module.exports = serial;
-
-/**
- * Runs iterator over provided array elements in series
- *
- * @param   {array|object} list - array or object (named list) to iterate over
- * @param   {function} iterator - iterator to run
- * @param   {function} callback - invoked when all elements processed
- * @returns {function} - jobs terminator
- */
-function serial(list, iterator, callback)
-{
-  return serialOrdered(list, iterator, null, callback);
-}