pianonix: add bluetooth, fix firefox autostart

hosts/pianonix/default.nix

@@ -31,9 +31,12 @@
   # enabled by fish, disabling speeds up builds
   documentation.man.generateCaches = false;
 
-  networking.enableIPv6 = false; # This only leads to issues with avahi
+  # networking.enableIPv6 = false; # This only leads to issues with avahi
+  # services.avahi.ipv6 = false;
 
+  hardware.raspberry-pi."4".bluetooth.enable = true;
   hardware.bluetooth.enable = true;
+  hardware.bluetooth.powerOnBoot = true;
   services.blueman.enable = true; # bluetooth gui
   # raspberry pi specific
   # systemd.services.btattach = {

hosts/pianonix/hardware-configuration.nix

@@ -14,12 +14,12 @@
   boot.initrd.kernelModules = [];
   boot.kernelModules = [];
   boot.extraModulePackages = [];
-  boot.kernelPackages = pkgs.linuxPackages_latest; # use latest linux kernel
-  boot.supportedFilesystems = lib.mkForce [
-    # remove zfs, since its incompatible with latest kernel
-    "vfat"
-    "ext4"
-  ];
+  boot.kernelPackages = pkgs.linuxKernel.packages.linux_rpi4;
+  # boot.supportedFilesystems = lib.mkForce [
+  #   # remove zfs, since its incompatible with latest kernel
+  #   "vfat"
+  #   "ext4"
+  # ];
 
   fileSystems."/" = {
     device = "/dev/disk/by-label/NIXOS_SD";