feat: github updater

hosts/musicpi/default.nix

@@ -1,72 +0,0 @@
-{ config, inputs, pkgs, lib, ... }:
-{
-  imports = [
-    "${inputs.nixpkgs}/nixos/modules/profiles/minimal.nix"
-    #    "${inputs.nixos-hardware}/raspberry-pi/4/default.nix"
-  ];
-  # fix: https://github.com/NixOS/nixpkgs/issues/126755#issuecomment-869149243
-  nixpkgs.overlays = [
-    (final: super: {
-      makeModulesClosure = x:
-        super.makeModulesClosure (x // { allowMissing = true; });
-    })
-  ];
-  sound.enable = true;
-  boot = {
-    extraModprobeConfig = ''
-      options cfg80211 ieee80211_regdom="DE"
-    '';
-    kernelPackages = lib.mkDefault pkgs.linuxPackages_rpi3;
-    initrd.availableKernelModules = lib.mkForce [ "md_mod" "ext2" "ext4" "sd_mod" "sr_mod" "mmc_block" "ehci_hcd" "ohci_hcd" "xhci_hcd" "usbhid" "hid_generic" ]; 
-    loader = {
-      grub.enable = lib.mkDefault false;
-      generic-extlinux-compatible.enable = lib.mkForce false;
-      raspberryPi.enable = true;
-      raspberryPi.version = 3;
-      raspberryPi.uboot.enable = false;
-      raspberryPi.firmwareConfig = ''
-        dtparam=hifiberry-dac
-      '';
-    };
-  };
-
-  # Required for the Wireless firmware
-  hardware = {
-    firmware = [ pkgs.wireless-regdb pkgs.raspberrypiWirelessFirmware ];
-    enableRedistributableFirmware = lib.mkForce false;
-  };
-
-  nix = {
-    settings.auto-optimise-store = true;
-    gc = {
-      automatic = true;
-      dates = "weekly";
-      options = "--delete-older-than 30d";
-    };
-    # Free up to 1GiB whenever there is less than 100MiB left.
-    extraOptions = ''
-      min-free = ${toString (100 * 1024 * 1024)}
-      max-free = ${toString (1024 * 1024 * 1024)}
-    '';
-  };
-
-  # Assuming this is installed on top of the disk image.
-  fileSystems = {
-    "/" = {
-      device = "/dev/disk/by-label/NIXOS_SD";
-      fsType = "ext4";
-      options = [ "noatime" ];
-    };
-  };
-
-  environment.systemPackages = [ pkgs.alsa-utils ];
-  ragon.services.ssh.enable = true;
-  ragon.agenix.enable = true;
-  networking.wireless.enable = true;
-  ragon.agenix.secrets.wpa_supplicant = { path = "/etc/wpa_supplicant.conf"; };
-  services.shairport-sync = {
-    enable = true;
-    arguments = "-o alsa -v";
-    openFirewall = true;
-  };
-}