{
  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
    lib.attrsets.mergeAttrsList [
      {
        checks = getOutputs self.checks;
        devShells = getOutputs self.devShells;

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

      (
        lib.genAttrs [
          # "darwinConfigurations"
          "nixosConfigurations"
        ]
        (type: mapCfgsToDerivs (getCompatibleCfgs self.${type}))
      )
    ];
}