feat: refactor, hyprland - greet with autologin

modules/nixos/base/misc.nix

@@ -0,0 +1,60 @@
+{
+  lib,
+  pkgs,
+  ...
+}: {
+  ###################################################################################
+  #
+  #  NixOS's core configuration suitable for all my machines
+  #
+  ###################################################################################
+
+  # to install chrome, you need to enable unfree packages
+  nixpkgs.config.allowUnfree = true;
+
+  # for nix server, we do not need to keep too much generations
+  boot.loader.systemd-boot.configurationLimit = lib.mkDefault 10;
+
+  # Manual optimise storage: nix-store --optimise
+  # https://nixos.org/manual/nix/stable/command-ref/conf-file.html#conf-auto-optimise-store
+  nix.settings.auto-optimise-store = true;
+
+  # for power management
+  services = {
+    power-profiles-daemon = {
+      enable = true;
+    };
+    upower.enable = true;
+  };
+
+  # List packages installed in system profile. To search, run:
+  # $ nix search wget
+  environment.systemPackages = with pkgs; [
+    parted
+    psmisc # killall/pstree/prtstat/fuser/...
+    neovim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default.
+    wget
+    curl
+    aria2
+    git # used by nix flakes
+    git-lfs # used by huggingface models
+
+    # create a fhs environment by command `fhs`, so we can run non-nixos packages in nixos!
+    (
+      let
+        base = pkgs.appimageTools.defaultFhsEnvArgs;
+      in
+        pkgs.buildFHSUserEnv (base
+          // {
+            name = "fhs";
+            targetPkgs = pkgs: (base.targetPkgs pkgs) ++ [pkgs.pkg-config];
+            profile = "export FHS=1";
+            runScript = "bash";
+            extraOutputsToInstall = ["dev"];
+          })
+    )
+  ];
+
+  # replace default editor with neovim
+  environment.variables.EDITOR = "nvim";
+}