Conventions for service modules?

Hi nixians! I hope you are having a nice Sunday. I want to start by saying it would be awesome to have some kind of linting when writing modules. Some kind of clippy that tells you “you are using int instead of port here”, or “use externalPath instead of path/str for a secret”, etc. I bet there are a lot of quirks that could be recommended. Actually, an entry in the wiki with “good practices for nixos modules” would also be a great start (I would do it if I knew what to write 😅!) R...