perf: 优化管理端生产加载体验

- 图标与重型组件按需加载，优化菜单预取和页面请求链路

- 开启 gzip 与静态缓存并修复子路由 KeepAlive 冲突

easyflow-ui-admin/packages/effects/plugins/src/echarts/workspace.ts

@@ -0,0 +1,8 @@
+import { createUseEcharts } from './use-echarts-base';
+import workspaceEcharts from './workspace-echarts';
+
+const useEcharts = createUseEcharts(workspaceEcharts);
+
+export { default as EchartsUI } from './echarts-ui.vue';
+export { useEcharts };
+export type { EchartsUIType } from './use-echarts-base';