初始化api

back/api/index.ts

@@ -0,0 +1,12 @@
+import { Router } from 'express';
+import auth from './auth';
+import cookie from './cookie';
+import config from './config';
+
+export default () => {
+  const app = Router();
+  auth(app);
+  cookie(app);
+  config(app);
+  return app;
+};