JAR signature verification
A way of changing signatures is also needed. We could sign a JAR with the old signature and add another one for future updates, but what about the future updates? We can't bundle every signature…
Maven repo / Gitea packages
Maven repos can now deliver JAR files, manual release is still needed [Minecon724/jarupdater-metadata-template](https://git.m724.eu/Minecon724/jarupdater-metadata-template/commit/ae2935b97658b3f147…