chore: code cleanup + bluetooth enhancements

hosts/hulk/modules.nix

@@ -9,28 +9,21 @@
     ../../modules/nixos/greetd.nix
     ../../modules/nixos/audio.nix
 
-    # Apps + services
+    # Apps & services
     ../../modules/nixos/nordvpn.nix
   ];
 
+  modules.fingerprint.enable = true;
   modules.bluetooth.enable = true;
   modules.nordvpn.enable = true;
   modules.nvidia.enable = true;
   modules.audio.enable = true;
-  modules.fingerprint-fix = {
-    enable = true;
-    calibDataFile = ./calib-data.bin;
-  };
 
   services = {
     tlp.enable = false;
     gvfs.enable = true;
     upower.enable = true;
     power-profiles-daemon.enable = true;
-    xserver.displayManager = {
-      gdm.enable = true;
-      startx.enable = true;
-    };
 
     printing = {
       enable = true;

modules/nixos/audio.nix

@@ -11,18 +11,52 @@
       pulse.enable = true;
       jack.enable = true;
 
-      wireplumber.extraConfig.bluetoothEnhancements = {
+      wireplumber.extraConfig.bluetoothEnhancements = lib.mkIf config.modules.bluetooth.enable {
         "monitor.bluez.properties" = {
           "bluez5.enable-sbc-xq" = true;
           "bluez5.enable-msbc" = true;
           "bluez5.enable-hw-volume" = true;
-          "bluez5.roles" = [
-            "hsp_hs"
-            "hsp_ag"
-            "hfp_hf"
-            "hfp_ag"
+        };
+
+        "wireplumber.settings" = {
+          "bluetooth.autoswitch-to-headset-profile" = false;
+        };
+      };
+
+      extraConfig = {
+        pipewire."90-networking" = {
+          "context.modules" = [
+            {
+              name = "libpipewire-module-zeroconf-discover";
+              args = {
+                "pulse.latency" = 500;
+              };
+            }
           ];
         };
+
+        pipewire."92-low-latency" = {
+          "context.properties" = {
+            "default.clock.rate" = 48000;
+            "default.clock.quantum" = 128;
+            "default.clock.min-quantum" = 32;
+            "default.clock.max-quantum" = 1024;
+          };
+        };
+
+        pipewire-pulse."92-low-latency" = {
+          "pulse.properties" = {
+            "pulse.min.req" = "32/48000";
+            "pulse.default.req" = "128/48000";
+            "pulse.max.req" = "1024/48000";
+            "pulse.min.quantum" = "32/48000";
+            "pulse.max.quantum" = "1024/48000";
+          };
+          "stream.properties" = {
+            "node.latency" = "32/48000";
+            "resample.quality" = 8;
+          };
+        };
       };
     };
   };

modules/nixos/fingerprint.nix

@@ -10,15 +10,10 @@ let
   module = inputs.fingerprint-sensor.nixosModules."06cb-009a-fingerprint-sensor";
 in
 {
-  options.modules.fingerprint-fix = {
-    enable = lib.mkEnableOption "Enable support for fingerprint for P51S-like ThinkPads.";
-    calibDataFile = lib.mkOption {
-      description = "Path to calibration data file.";
-    };
-  };
+  options.modules.fingerprint.enable = lib.mkEnableOption "Enable support for fingerprint for P51S-like ThinkPads.";
 
   imports = [ module ];
-  config = lib.mkIf config.modules.fingerprint-fix.enable {
+  config = lib.mkIf config.modules.fingerprint.enable {
     # Needed because we're getting TLS error with open-fprintd-resume
     systemd.services.validity-restart =
       let
@@ -30,7 +25,7 @@ in
         ];
       in
       {
-        description = "Restart.modules.to fix fingerprint integration";
+        description = "Restart modules to fix fingerprint integration";
         wantedBy = targets;
         after = targets;
         serviceConfig.ExecStart = "systemctl restart open-fprintd python3-validity";
@@ -39,7 +34,6 @@ in
     services."06cb-009a-fingerprint-sensor" = {
       enable = true;
       backend = "python-validity";
-      calib-data-file = config.modules.fingerprint-fix.calibDataFile;
     };
 
     security.pam.services.su.fprintAuth = true;

modules/nixos/greetd.nix

@@ -18,7 +18,11 @@
     services.greetd = {
       enable = true;
       settings = {
-        default_session.command = "${pkgs.greetd.tuigreet}/bin/tuigreet --time --cmd ${config.modules.greetd.Command}";
+        default_session.command = ''
+          ${pkgs.greetd.tuigreet}/bin/tuigreet 
+          --time 
+          --cmd ${config.modules.greetd.command}
+        '';
       };
     };
   };

modules/nixos/nvidia-support.nix

@@ -13,7 +13,7 @@
     hardware.nvidia = {
       modesetting.enable = true;
       powerManagement.enable = true;
-      open = false;
+      open = true;
       nvidiaSettings = true;
       package = config.boot.kernelPackages.nvidiaPackages.beta;
       forceFullCompositionPipeline = true;

profiles/hulk/modules.nix

@@ -68,7 +68,7 @@
   modules.fish = {
     enable = true;
     enableStarship = true;
-    functions = import ./fish-functions.nix;
+    functions = import ./apps/fish/functions.nix;
   };
 
   programs.obs-studio = {