Modularize hardware config and remove specific nix folder

nix/base/login_manager.nix

@@ -1,59 +0,0 @@
-{ lib
-, config
-, pkgs
-, inputs
-, ...
-}:
-let
-  username = config.conf.username;
-  session = {
-    command = "${lib.getExe inputs.hyprland.packages.${config.conf.system}.hyprland} --config /etc/greetd/hyprgreet.conf";
-    user = username;
-  };
-in
-{
-  services.xserver.displayManager.session = [
-    {
-      manage = "desktop";
-      name = "Hyprland";
-      start = ''
-        ${lib.getExe pkgs.hyprland} & waitPID=$!
-      '';
-    }
-  ];
-
-  # greetd display manager
-  programs.hyprland.enable = true;
-  services.greetd = {
-    enable = true;
-    settings = {
-      terminal.vt = 1;
-      default_session = session;
-    };
-  };
-
-  environment.etc."greetd/environments".text = ''
-    Hyprland
-  '';
-
-  environment.etc."greetd/hyprgreet.conf".text = ''
-    exec-once=gsettings set org.gnome.desktop.interface color-scheme 'prefer-dark'
-
-    monitor=${config.conf.monitor},3440x1440@180,0x0,${config.conf.scale}
-    monitor=_,disable
-
-    input {
-        force_no_accel = true
-    }
-
-    misc {
-        disable_splash_rendering = true
-        disable_hyprland_logo = true
-    }
-
-    exec-once=regreet --style /home/${username}/.config/gtk-3.0/gtk.css; hyprctl dispatch exit
-  '';
-
-  # unlock GPG keyring on login
-  security.pam.services.greetd.enableGnomeKeyring = true;
-}