setup pipewire

nixos/fuchsia/services/default.nix

@@ -4,6 +4,7 @@
     ./flatpak
     ./libinput
     ./ollama
+    ./pipewire
     ./printing
     ./udev
     ./xserver

nixos/fuchsia/services/pipewire/default.nix

@@ -0,0 +1,19 @@
+{ pkgs, ... }: {
+  # Realtime scheduler
+  security.rtkit.enable = true;
+
+  # Sound server
+  services.pipewire = {
+    enable = true;
+
+    # Enable components
+    alsa.enable = true;
+    alsa.support32Bit = true;
+    pulse.enable = true;
+  };
+
+  # Sound mixer
+  environment.systemPackages = with pkgs; [
+    pulsemixer
+  ];
+}