When a user visits an http(s) site for the first time after the addon installs, even if it doesn’t have any resources blocked yet, make it possible for them to click the pageAction and show the intro panel. Then just mark it as shown and continue with normal pageAction behavior.
Feedback from final UX review with jsavory:
When a user visits an http(s) site for the first time after the addon installs, even if it doesn’t have any resources blocked yet, make it possible for them to click the pageAction and show the intro panel. Then just mark it as shown and continue with normal pageAction behavior.