first commit

项目合集/校园失物招领/min-backend/import.js

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+const express = require('express');
+const router = express.Router();
+const config = require("./config");
+const db = require('./mysql');
+const utils = require('./utils');
+const uploadOssHelper = require('./utils/aliOss/uploadOssHelper');
+
+module.exports = { express, router, config, db, utils, uploadOssHelper };