message: Add UploadedFile import
diff: import {Request} from 'express';
  -import {Body, Get, Post, Put, Param, Req, JsonController, UseBefore, HttpError} from 'routing-controllers';
  +import {Body, Get, Post, Put, Param, Req, JsonController, UseBefore, HttpError, UploadedFile} from 'routing-controllers';
  import passportJwtMiddleware from '../security/passportJwtMiddleware';
  import {Course} from '../models/Course';
  