You can also hook it to RSS https://stackoverflow.com/questions/7353538/setting-up-a-github-commit-rss-feed
I believe the community strongly dislikes the person and spun up their own website and server https://globe.airplanes.live/Is the adsb.fi site connected to it in any way or are the two separate communities?
Except most people will use containers because they are easy to distribute and set up. Guess you could try hosting Immich?
Yes, FluffyChat wants ntfy but Element has their own background service in the F-Droid package. Still fits the bill of not using Google infrastructure.
since when?