support redirectTo param on file upload

app/controllers/api/v1/File.controller.js

@@ -83,7 +83,7 @@ class File extends Controller {
         }
 
         await group.save()
-        return res.redirect('/')
+        return res.redirect(req.body.redirectTo ? req.body.redirectTo : '/')
     }
 
     async download(req, res) {