{inputs, ...}: {
  # This one brings our custom packages from the 'pkgs' directory
  # additions = final: prev:
  #   (import ../pkgs {pkgs = final;})
  #   // {rose-pine-hyprcursor = inputs.rose-pine-hyprcursor.packages.${prev.system}.default;};

  # This one contains whatever you want to overlay
  # You can change versions, add patches, set compilation flags, anything really.
  # https://nixos.wiki/wiki/Overlays
  modifications = final: _prev: {
    # aardvark-dns 2.x has a DNS forwarding bug breaking external name
    # resolution in podman networks — pin to last 1.x from nixpkgs-stable.
    aardvark-dns = import ./mods/aardvark-dns.nix {inherit (final) stable;};
  };

  # temp-packages = final: _prev: {
  #   temp = import inputs.nixpkgs-9e9486b {
  #     system = final.stdenv.hostPlatform.system;
  #     config.allowUnfree = true;
  #   };
  # };

  stable-packages = final: _prev: {
    stable = import inputs.nixpkgs-stable {
      system = final.stdenv.hostPlatform.system;
      config.allowUnfree = true;
    };
  };

  # pinned-packages = final: _prev: {
  #   pinned = import inputs.nixpkgs-9472de4 {
  #     system = final.stdenv.hostPlatform.system;
  #     config.allowUnfree = true;
  #   };
  # };

  # locked-packages = final: _prev: {
  #   locked = import inputs.nixpkgs-locked {
  #     system = final.stdenv.hostPlatform.system;
  #     config.allowUnfree = true;
  #   };
  # };

  master-packages = final: _prev: {
    master = import inputs.nixpkgs-master {
      system = final.stdenv.hostPlatform.system;
      config.allowUnfree = true;
    };
  };

  # llm-agent packages (qmd, herdr, beads, …) come from
  # inputs.llm-agents.overlays.shared-nixpkgs, applied directly in
  # hosts/common/default.nix. They are consumed via the `pkgs.llm-agents.*`
  # namespace — no flattening to top-level attributes (that clobbered
  # nixpkgs attrs like buildNpmPackage/fetchPnpmDeps and needed a
  # hard-to-maintain blocklist).
}