Error at the final project: TheDojo

[TaherehSharifian]

When deployed to the firebase, I can't signup new users. It give me permission errors about accessing the thumbnail folder in firebase storage.
the error is this:

How to fix this?

[TaherehSharifian]

firestore.rules file seems to be the problem here. How to change it to fix this problem?
The tutorial code is:

[Patolord]

You need to set the permission on storage.rules as well.