add pipewire module, add fixes for latency and stuttering

hosts/common/system/audio.nix

@@ -1,15 +0,0 @@
-{ ... }:
-
-{
-  hardware.pulseaudio.enable = false;
-  # rtkit is optional but recommended
-  security.rtkit.enable = true;
-  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;
-  };
-}

hosts/common/system/default.nix

@@ -4,7 +4,6 @@ _:
   imports = [ 
     ./core.nix
     ./boot.nix 
-    ./audio.nix
     ./locale.nix 
     ./packages.nix
     ./printing.nix

hosts/solaire/default.nix

@@ -37,6 +37,7 @@
   modules.stylix.enable = true;
   modules.nvidia.enable = true;
   modules.gaming.enable = true;
+  modules.pipewire.enable = true;
 
   stylix.image = ../../wallpapers/lucy-edgerunners-wallpaper.jpg;
 }

modules/default.nix

@@ -1,6 +1,7 @@
 _:
 {
   imports = [ 
+    ./pipewire.nix
     ./nvidia.nix 
     ./gnome.nix
     ./gaming.nix

modules/pipewire.nix

@@ -0,0 +1,30 @@
+{ config, lib, ... }:
+
+let 
+  cfg = config.modules.pipewire;
+in 
+  {
+  options.modules.pipewire.enable = lib.mkEnableOption "pipewire module";
+  config = lib.mkIf cfg.enable {
+    hardware.pulseaudio.enable = false;
+    # rtkit is optional but recommended
+    security.rtkit.enable = true;
+    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;
+    };
+
+    services.pipewire.extraConfig.pipewire."92-low-latency" = {
+      "context.properties" = {
+        "default.clock.rate" = 48000;
+        "default.clock.quantum" = 32;
+        "default.clock.min-quantum" = 32;
+        "default.clock.max-quantum" = 32;
+      };
+    };
+  };
+}