message: use uploadFolder from config
diff: @@ -11,13 +11,14 @@ import {IUnitModel, Unit} from '../models/units/Unit';
  import {IUnit} from '../../../shared/models/units/IUnit';
  import {IFileUnit} from '../../../shared/models/units/IFileUnit';
  import {ValidationError} from 'mongoose';
  +import config from '../config/main'
  const multer = require('multer');
  const uploadOptions = {
  storage: multer.diskStorage({
  destination: (req: any, file: any, cb: any) => {
  - cb(null, 'uploads/');
  + cb(null, config.uploadFolder);
  },
  filename: (req: any, file: any, cb: any) => {
  const extPos = file.originalname.lastIndexOf('.');
  