Add apps and host-users modules

.config/nix/modules/apps.nix

@@ -0,0 +1,19 @@
+{ pkgs, ...}: {
+  homebrew = {
+    enable = true;
+
+    brews = [
+      "imagemagick"
+      "trippy"
+    ];
+
+    casks = [
+      "amethyst"
+      "firefox"
+      "logseq"
+      "thunderbird"
+      "protonvpn"
+      "protonmail-bridge"
+    ];
+  };
+}

.config/nix/modules/darwin/default.nix

@@ -21,22 +21,5 @@
     })
   ];
 
-  users.users.tobi.description = "Tobias Ostner";
-  users.users.tobi.home = "/Users/tobi";
   users.users.tobi.shell = pkgs.zshInteractive;
-  homebrew = {
-    enable = true;
-    brews = [
-      "imagemagick"
-      "trippy"
-    ];
-    casks = [
-      "amethyst"
-      "firefox"
-      "logseq"
-      "thunderbird"
-      "protonvpn"
-      "protonmail-bridge"
-    ];
-  };
 })

.config/nix/modules/host-users.nix

@@ -0,0 +1,17 @@
+{ ... }@args:
+let
+  hostname = "TobAir";
+  username = "tobi";
+in
+{
+  networking.hostName = hostname;
+  networking.computerName = hostname;
+  system.defaults.smb.NetBIOSName = hostname;
+
+  users.users."${username}" = {
+    home = "/Users/${username}";
+    description = "Tobias Ostner";
+  };
+
+  nix.settings.trusted-users = [ username ];
+}