RFC: ability to send resources to our discord server whenever a new resource PR is merged

### Feature details?

https://github.com/marketplace/actions/discord-message-notify can be used

The format of the message can look like

```
We have a new [Category] resource for you
🌐 [Title]
[Link]
```

### Code of Conduct

- [X] I agree to follow this project's Code of Conduct