[BE] New notification category for new posts in communities you moderate #3631

Requirements

• [X] Is this a feature request? For questions or discussions use https://lemmy.ml/c/lemmy_support
• [X] Did you check to see if this issue already exists?
• [X] Is this only a feature request? Do not put multiple feature requests in one issue.
• [X] Is this a backend issue? Use the lemmy-ui repo for UI / frontend issues.

Is your proposal related to a problem?

As a moderator I need to know when there are new posts in the communities I moderate so I can fulfill my role.

https://lemmy.world/post/1320681

Describe the solution you'd like.

A new option in settings to receive a notification for every new post only in the communities I moderate. Current notifications for new posts

Describe alternatives you've considered.

Creating a second account subscribed only to the communities I moderate and enable new post notification on that account.

https://lemmy.world/comment/1323243

Additional context

No response