{ ... }:
{
  perSystem =
    { pkgs, ... }:
    let
      memhack-repl = pkgs.writeShellApplication {
        name = "memhack-repl";
        runtimeInputs = [
          pkgs.python3
        ];
        text = ''exec python3 ${./memhack-repl.py} "$@"'';
      };
    in
    {
      packages.memhack =
        (pkgs.writeShellApplication {
          name = "memhack";
          runtimeInputs = [
            pkgs.procps
            pkgs.fzf
            memhack-repl
          ];
          text = builtins.readFile ./memhack.sh;
        }).overrideAttrs
          { passthru.usage = builtins.readFile ./usage.kdl; };
    };
}