delete unused & barely started nix/home-manager-modules

nix/home-manager-modules/frontend/base.nix

@@ -1,25 +0,0 @@
-# this stuff replaces all settings which would be configured by the corresponding frontend NixOS module
-
-{
-  config,
-  lib,
-  pkgs,
-  ...
-}:
-let
-  cfg = config.x-banananetwork.frontend;
-in
-{
-
-  config = lib.mkIf (cfg.enable && !cfg.nixosModuleCompat) {
-
-    assertions = [
-      {
-        assertion = !cfg.nixosModuleCompat;
-        message = "missing implementation of base stuff";
-      }
-    ];
-
-  };
-
-}

nix/home-manager-modules/frontend/default.nix

@@ -1,34 +0,0 @@
-{
-  config,
-  lib,
-  pkgs,
-  ...
-
-}:
-{
-
-  imports = [
-    ./base.nix
-    ./extension.nix
-  ];
-
-  options = {
-
-    x-banananetwork.frontend = {
-
-      enable = lib.mkEnableOption ''
-        settings for frontend configuration in Home-Manager
-      '';
-
-      nixosModuleCompat = lib.mkEnableOption ''
-        compatibility to the corresponding frontend NixOS configuration.
-
-        This is created by opting out to configure stuff
-        which is already configured by the corresponding NixOS module.
-      '';
-
-    };
-
-  };
-
-}

nix/home-manager-modules/frontend/extension.nix

@@ -1,9 +0,0 @@
-# this stuff must all be compatible to settings already configured by the corresponding frontend NixOS module
-
-{
-  config,
-  lib,
-  pkgs,
-  ...
-}:
-{ }