refactor: remove useless router

lib/v2router.js

@@ -1,17 +0,0 @@
-const dirname = __dirname + '/v2';
-
-// 遍历整个 routes 文件夹，收集模块路由 router.js
-const RouterPath = require('require-all')({
-    dirname,
-    filter: /router\.js$/,
-});
-
-const routes = {};
-
-// 将收集到的自定义模块路由进行合并
-for (const dir in RouterPath) {
-    const project = RouterPath[dir]['router.js']; // Do not merge other file
-    routes[dir] = project;
-}
-
-module.exports = routes;