Return Error is the archive is not uploaded correctly.

server.js

@@ -120,6 +120,12 @@ app.get('/publish', async (req, res) => {
       body,
       headers: {'Content-Type': 'application/zip'}
     });
+
+    if (response.status !== 200) {
+      res.json({success: false, message: "Can't upload the archive, permissions error."});
+      await fs.unlink('./dist.zip');
+      return;
+    }
   }
 
   res.json({success: true});