{
  system ? builtins.currentSystem,
  sources ? import ../npins,
  pkgs ? import sources.nixpkgs { inherit system; },
  ...
}:
{
  tests = {
    mastodon = pkgs.callPackage ./tests/mastodon.nix { };
    pixelfed-garage = pkgs.callPackage ./tests/pixelfed-garage.nix { };
    peertube = pkgs.callPackage ./tests/peertube.nix { };
  };
}