{
  config,
  lib,
  ...
}:

let
  cfg = config.greg.remote-builder;
in
with lib;
{
  options.greg.remote-builder = {
    enable = mkEnableOption "Enable this as a remote builder for myself";
  };

  config = mkIf cfg.enable {
    age.secrets = {
      # Don't forget to also update home/modules/baseline/xonsh.nix if this changes
      cache-credentials = {
        file = ../../secrets/cache-credentials.age;
        owner = "greg";
        group = "nixbld";
        mode = "660";
      };
      private-cache = {
        file = ../../secrets/cache-private-key.age;
        group = "nixbld";
        mode = "660";
      };
    };

    # If the system is powerful enough to be a remote builder, it should
    # be powerful enough to do some basic qemu stuff
    boot.binfmt.emulatedSystems = [
      "i686-linux"
      "aarch64-linux"
    ];

    greg.tailscale.enable = true;

    # The builder user needs to be trusted to submit builds
    nix.settings = {
      trusted-users = [ config.users.users.remote-builder-user.name ];
    };

    users.users.remote-builder-user = {
      openssh.authorizedKeys.keys = [
        "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIG4fNCnomQEsFKQZp16LXRqkfXHzzZbGAYJWPMvlGGQy root@exodus"
        "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIMGJjyFVOsF74QKzRITc8z/5MJlIa47P1tMm9Z8HRJLm root@jude"
        "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIMMOdWSq6NtcP6sfe2uke4wSfgE16hfa970t+8ADdLwk root@nixos"
        "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAINwbFyuS9zcwZ7hGSpAWtx9NJq/elSLN8jYpr+/1nXd8 root@linode"
        "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFXza2Pj05pdzGbiPDc/RF13nHhIZZ63u/WV/BS7bOjf root@genesis"
        "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDTNTcHmNFB931L5vDAsdOkTc9wFyGpuTMdhc0VYLXME root@isaiah"
        "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJc/EIBk7lRKBsJQ5Lindz0WIRNUE1z9xeUqhsRN9Pus root@jeremiah"
        "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBLOqwbp4hFYkiJpokh9i2RToa/6tQcwthDNQH69tyBF root@vm-matrix.thehellings.lan"
      ];
      homeMode = "500";
      isNormalUser = true;
      useDefaultShell = true;
    };
  };
}