Err:9 https://pkgs.zabbly.com/incus/stable lunar Release
404 Not Found [IP: 45.45.148.7 443]
Reading package lists… Done
E: The repository ‘https://pkgs.zabbly.com/incus/daily lunar Release’ does not have a Release file.
N: Updating from such a repository can’t be done securely, and is therefore disabled by default.
You are using lunar which isn’t a supported release.
GitHub - zabbly/incus: Incus package repository clearly states that the only releases supported are:
For Ubuntu we only make and test packages on the two most recent LTS releases.
In your case, you may want to try putting jammy as the release despite running more recent Ubuntu. There’s a good chance that it will just work, though it’s obviously not something that Zabbly would officially support 