feat: Update to latest nix

nixos/ryu/configuration.nix

@@ -157,12 +157,31 @@
           Name = "Ryu";
           Enable = "Source,Sink,Media,Socket";
           ControllerMode = "dual";
-          FactConnectable = "true";
-          Experimental = "true";
+          FactConnectable = true;
+          Experimental = true;
         };
       };
     };
   };
+  boot.extraModprobeConfig = ''
+    # Keep Bluetooth coexistence disabled for better BT audio stability
+    options iwlwifi bt_coex_active=0
+
+    # Enable software crypto (helps BT coexistence sometimes)
+    options iwlwifi swcrypto=1
+
+    # Disable power saving on Wi-Fi module to reduce radio state changes that might disrupt BT
+    options iwlwifi power_save=0
+
+    # Disable Unscheduled Automatic Power Save Delivery (U-APSD) to improve BT audio stability
+    options iwlwifi uapsd_disable=1
+
+    # Disable D0i3 power state to avoid problematic power transitions
+    options iwlwifi d0i3_disable=1
+
+    # Set power scheme for performance (iwlmvm)
+    options iwlmvm power_scheme=1
+  '';
 
   networking = {
     interfaces.eno1.wakeOnLan = {