remove unused files

backend/app.js

@@ -1,15 +0,0 @@
-const express = require('express');
-const app = express();
-
-app.use((req, res, next) => {
-    res.setHeader("Access-Control-Allow-Origin", "*");
-    res.setHeader("Access-Control-Allow-Headers", "Origin, X-Requested-Width, Content-Type, Accept");
-    res.setHeader("Access-Control-Allow-Methods", "GET, POST, PATCH, DELETE, OPTIONS");
-    next();
-  });
-
-const uploadReplay = require('./routes/upload-replay');
-
-app.use('/api/upload-replay', uploadReplay);
-
-module.exports = app;

backend/server.ts

@@ -1,6 +0,0 @@
-import {Request, Response} from "express";
-import * as express from 'express';
-const bodyParser = require('body-parser');
-const cookieParser = require('cookie-parser');
-import * as jwt from 'jsonwebtoken';
-import * as fs from "fs";