Once you fork the app-creator repo you have to update the access on your GitHub PAT to have access to the repo as well. Navigate here to find you GitHub PAT tokens. Once there find the GitHub PAT token you created for Keyboard and click on it’s name.
You should see there it only has access to a repo called “codespace-executor”.Next to the Access section click the edit button.After you click edit make sure you select the “app-creator” repo you forked.