{
  lib,
  self,
  ...
}: {
  flake.hydraJobs = let
    ciSystems = ["x86_64-linux"];

    getOutputs = lib.getAttrs ciSystems;
    mapCfgsToDerivs = lib.mapAttrs (_: cfg: cfg.activationPackage or cfg.config.system.build.toplevel);
    getCompatibleCfgs = lib.filterAttrs (_: cfg: lib.elem cfg.pkgs.system ciSystems);
  in {
    checks = getOutputs self.checks;
    devShells = getOutputs self.devShells;

    homeConfigurations = let
      legacyPackages = getOutputs self.legacyPackages;
    in
      lib.mapAttrs (_: v: mapCfgsToDerivs v.homeConfigurations) legacyPackages;

    nixosConfigurations = mapCfgsToDerivs (getCompatibleCfgs self.nixosConfigurations);
  };
}