Migrate to snowfall lib

modules/nixos/system/network/bluetooth/default.nix

@@ -0,0 +1,7 @@
+{ pkgs, ... }: {
+  hardware.bluetooth.enable = true;
+  hardware.brillo.enable = true;
+  services.blueman.enable = true;
+
+  environment.systemPackages = with pkgs; [ bluez bluez-tools ];
+}