Add daw layer for audo production

layers/daw.nix

+{ pkgs, ... }:
+
+{
+  users.groups."pulse-access" = {};
+  users.users.audio = {
+    isNormalUser = true;
+    uid = 1102;
+    extraGroups = [ "pulse-access" "audio" ];
+    packages = with pkgs; [
+      ardour
+      calf
+      vcv-rack
+      #sunvox
+    ];
+  };
+}