audio module

modules/features/audio.nix

@@ -0,0 +1,19 @@
+{ self, inputs, ... }: {
+  flake.modules.nixos.audio = { config, pkgs, lib, ... }: {
+    # Enable sound with pipewire.
+    services.pulseaudio.enable = false;
+    security.rtkit.enable = true; # PulseAudio server uses this to acquire realtime priority.
+    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;
+    };
+  }
+}

modules/features/nixos-base.nix

@@ -1,5 +1,9 @@
 { self, inputs, ... }: {
   flake.modules.nixos.base = { config, pkgs, lib, ... }: {
+    imports = [
+      self.modules.nixos.audio
+    ];
+
     nix.settings.experimental-features = [ "nix-command" "flakes" ];
     nixpkgs.config = {
       permittedInsecurePackages = [ "openssl-1.1.1w" ];