@nixos_org @Codeberg @britter even GitHub has & had scaling issues with the size of nixpkgs and codebergs CI infra is regularly overwhelmed with the existing load.
I say this as both a codeberg e.V member and as someone strongly agreeing that nixpkgs should move away from GitHub. I just think a dedicated instance might be a better idea, to have it scale (or not) on its own without straining shared resources to much