fix: audio support - enable pipewire only

modules/nixos/core-desktop.nix

@@ -132,8 +132,28 @@
   # replace default editor with neovim
   environment.variables.EDITOR = "nvim";
 
-  # Enable sound with pipewire.
-  sound.enable = true;
+  # PipeWire is a new low-level multimedia framework.
+  # It aims to offer capture and playback for both audio and video with minimal latency.
+  # It support for PulseAudio-, JACK-, ALSA- and GStreamer-based applications. 
+  # PipeWire has a great bluetooth support, it can be a good alternative to PulseAudio.
+  #     https://nixos.wiki/wiki/PipeWire
+  services.pipewire = {
+    enable = true;
+    alsa.enable = true;
+    alsa.support32Bit = true;
+    pulse.enable = true;
+    # If you want to use JACK applications, uncomment this
+    # jack.enable = true;
+
+    # use the example session manager (no others are packaged yet so this is enabled by default,
+    # no need to redefine it in your config for now)
+    #media-session.enable = true;
+  };
+  # rtkit is optional but recommended
+  security.rtkit.enable = true;
+  # Remove sound.enable or turn it off if you had it set previously, it seems to cause conflicts with pipewire
+  sound.enable = false;
+  # Disable pulseaudio, it conflicts with pipewire too.
   hardware.pulseaudio.enable = false;
 
   # https://flatpak.org/setup/NixOS
@@ -153,19 +173,6 @@
 
     geoclue2.enable = true;
 
-    pipewire = {
-      enable = true;
-      alsa.enable = true;
-      alsa.support32Bit = true;
-      pulse.enable = true;
-      # If you want to use JACK applications, uncomment this
-      jack.enable = true;
-
-      # use the example session manager (no others are packaged yet so this is enabled by default,
-      # no need to redefine it in your config for now)
-      #media-session.enable = true;
-    };
-
     udev.packages = with pkgs; [ 
       gnome.gnome-settings-daemon
       platformio  # udev rules for platformio