remove unneded options, add users.nix

hosts/hermit/configuration.nix

@@ -1,5 +1,4 @@
 {
-  config,
   lib,
   pkgs,
   ...
@@ -79,10 +78,7 @@
       };
     };
     other = {
-      system = {
-        hostname = "hermit";
-        username = "cr";
-      };
+      system.username = "cr";
 
       home-manager = {
         enable = true;

modules/other/module.nix

@@ -1 +1,9 @@
-_: {imports = [./home-manager.nix ./system.nix ./xdg.nix ./git.nix];}
+_: {
+  imports = [
+    ./home-manager.nix
+    ./system.nix
+    ./xdg.nix
+    ./git.nix
+    /users.nix
+  ];
+}

modules/other/system.nix

@@ -1,32 +1,10 @@
-{
-  config,
-  lib,
-  ...
-}:
-with lib; let
-  cfg = config.modules.other.system;
+{lib, ...}: let
+  inherit (lib) mkOption types;
 in {
   options.modules.other.system = {
-    hostname = mkOption {
-      description = "hostname for this system";
-      type = types.str;
-    };
-
     username = mkOption {
       description = "username for this system";
       type = types.str;
     };
-
-    gitPath = mkOption {
-      description = "path to the flake directory";
-      type = types.str;
-    };
-  };
-
-  config = {
-    users.users.${cfg.username} = {
-      isNormalUser = true;
-      extraGroups = ["wheel" "networking"];
-    };
   };
 }

modules/other/users.nix

@@ -0,0 +1,22 @@
+{config, ...}: let
+  inherit (config.meta.mainUser) username;
+in {
+  users = {
+    mutableUsers = false;
+    users = {
+      ${username} = {
+        isNormalUser = true;
+        extraGroups = [
+          "wheel"
+          "networking"
+          "video"
+          "networkmanager"
+          "audio"
+          "nix"
+        ];
+        hashedPasswordFile = "/etc/passwords/cr";
+      };
+      root.hashedPasswordFile = "/persist/passwords/root";
+    };
+  };
+}