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/lib/abort.js

@@ -1,29 +0,0 @@
-// API
-module.exports = abort;
-
-/**
- * Aborts leftover active jobs
- *
- * @param {object} state - current state object
- */
-function abort(state)
-{
-  Object.keys(state.jobs).forEach(clean.bind(state));
-
-  // reset leftover jobs
-  state.jobs = {};
-}
-
-/**
- * Cleans up leftover job by invoking abort function for the provided job id
- *
- * @this  state
- * @param {string|number} key - job id to abort
- */
-function clean(key)
-{
-  if (typeof this.jobs[key] == 'function')
-  {
-    this.jobs[key]();
-  }
-}