Add user module

flake.nix

@@ -53,6 +53,7 @@
         ./modules/nix
         ./modules/npm
         ./modules/home-manager
+        ./modules/user
         ./modules/piper
         ./modules/packages
         {

modules/user/default.nix

@@ -0,0 +1,17 @@
+{
+  users = {
+    mutableUsers = false;
+
+    users.user = {
+      isNormalUser = true;
+      uid = 1000;
+      password = "user";
+      extraGroups = [ "wheel" "networkmanager" ];
+    };
+  };
+
+  home-manager.users.user = {
+    home.username = "user";
+    home.homeDirectory = "/home/user";
+  };
+}