feat: add admin router manager

src/admin/dashboard/index.ts

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+export { manager } from './manager.ts';

src/admin/dashboard/load.ts

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+import { router } from '../../modules/router.ts';
+import { Route } from '@abearxiong/router';
+import { RouterCodeModel, RouterCode } from '../../models/code.ts';
+
+enum CodeStatus {
+  success = 0,
+  fail = 1,
+}
+
+export type CodeManager = {
+  fn?: any;
+  status?: CodeStatus;
+  errorMsg?: string;
+} & Partial<RouterCode>;
+const codeDemoRun = `async function run(ctx) {
+  ctx.body = 'test js';
+  return ctx;
+}`;
+export const load = async function () {
+  const codes = await RouterCodeModel.findAll();
+  const codeManager: CodeManager[] = codes.map((item) => {
+    const { path, key, id, code, project } = item.toJSON();
+    console.log('item', item, 'code', item.code);
+    try {
+      const fn: any = new Function(
+        'ctx',
+        `
+      ${code}
+      return run(ctx);
+    `,
+      );
+      // run code
+      const codeRunRoute = new Route(path, key, { id });
+      codeRunRoute.run = fn;
+      router.add(codeRunRoute);
+      return {
+        path,
+        key,
+        id,
+        project,
+        fn,
+        status: CodeStatus.success,
+      };
+    } catch (e) {
+      console.error('error id:', id, '\n', e);
+      return {
+        path,
+        key,
+        id,
+        project,
+        status: CodeStatus.fail,
+        errorMsg: e.message.toString(),
+      };
+    }
+  });
+  return codeManager;
+};

src/admin/dashboard/manager.ts

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+import { EventEmitter, once } from 'stream';
+import { load, CodeManager } from './load.ts';
+
+export enum LoadStatus {
+  LOADING = 'loading',
+  LOADED = 'loaded',
+  ERROR = 'error',
+}
+export const manager = {
+  loaded: LoadStatus.LOADING, // 是否已经加载
+  list: [] as CodeManager[],
+};
+
+export const events = new EventEmitter();
+
+once(events, 'loaded')
+  .then(() => {
+    manager.loaded = LoadStatus.LOADED;
+    console.log('manager loaded');
+  })
+  .catch((e) => {
+    manager.loaded = LoadStatus.ERROR;
+    console.error('manager loaded error', e);
+  });
+
+const init = async function () {
+  const r = await load();
+  manager.list = r;
+  
+  events.emit('loaded');
+};
+
+init();