optimize bundle size and resize/sharp image upload

fix #11

app/controller/user.js

@@ -110,6 +110,9 @@ const userController = {
   async updateEvent (req, res) {
     const body = req.body
     const event = await Event.findByPk(body.id)
+    if (!req.user.is_admin && event.userId !== req.user.id) {
+      return res.sendStatus(403)
+    }
 
     body.description = body.description
       .replace(/(<([^>]+)>)/ig, '') // remove all tags from description
@@ -142,11 +145,6 @@ const userController = {
     return res.json(newEvent)
   },
 
-  async getMyEvents (req, res) {
-    const events = await req.user.getEvents()
-    res.json(events)
-  },
-
   async getAuthURL (req, res) {
     const instance = req.body.instance
     const { client_id, client_secret } = await Mastodon.createOAuthApp(`https://${instance}/api/v1/apps`, 'eventi', 'read write', `${config.baseurl}/settings`)