upd

systems/x86_64-linux/jallen-nas/apps.nix

@@ -99,6 +99,20 @@
         };
       };
 
+      headscale = {
+        enable = true;
+        port = 2112;
+        dataDir = "/media/nas/main/nix-app-data/headscale";
+        reverseProxy = {
+          enable = true;
+          subdomain = "headscale";
+          middlewares = [
+            "crowdsec"
+            "whitelist-geoblock"
+          ];
+        };
+      };
+
       unmanic = {
         enable = true;
         configPath = "/media/nas/main/nix-app-data/unmanic/config";

systems/x86_64-linux/matt-nixos/boot.nix

@@ -44,6 +44,8 @@ in
 
     consoleLogLevel = 3;
     bootspec.enable = true;
+
+    binfmt.emulatedSystems = [ "aarch64-linux" ]; # --argstr system aarch64-linux
   };
 
   environment.systemPackages = with pkgsVersion; [

systems/x86_64-linux/matt-nixos/default.nix

@@ -36,7 +36,7 @@
     desktop = {
       hyprland = {
         enable = true;
-        wallpaperSource = "nasa";
+        wallpaperSource = "bing";
       };
       gnome.enable = false;
     };
@@ -78,7 +78,6 @@
           cosmic.enable = lib.mkForce true;
           hyprland = {
             enable = lib.mkForce false;
-            wallpaperSource = "nasa";
           };
           gnome.enable = lib.mkForce false;
         };