I was struggling with setting up the Lightning Address on my own domain and server. I learned a few things along the way so I figured to put together a short tutorial that describes the whole flow.

Hope that helps someone.

https://jouzina.com/articles/setting-up-lightning-address-on-your-own-domain-and-server/

PS: I'd like to be more active in the community so let me know if you need help with anything!