multi file api & documentation

routes/api/index.js

@@ -1,7 +1,9 @@
 import express from 'express';
 import workflow from './workflow.js';
+import fileUpload from 'express-fileupload';
 
 const router = express.Router();
+router.use(fileUpload());
 
 router.get("/", function (req, res, next) {
     res.status(501).json({"Error": "Unfinished Endpoint"});