{ lib, ... }:
with lib;
{
  options.host.capabilities = {
    # Hardware capabilities
    hasCuda = mkOption {
      type = types.bool;
      default = false;
      description = "Whether the host has CUDA-capable GPU (for btop, OBS, etc.)";
    };

    hasBattery = mkOption {
      type = types.bool;
      default = false;
      description = "Whether the host has a battery (laptop)";
    };

    # Form factor
    formFactor = mkOption {
      type = types.enum [
        "desktop"
        "laptop"
      ];
      default = "desktop";
      description = "Physical form factor of the host";
    };

    # UI behavior customizations
    volumeScrollStep = mkOption {
      type = types.int;
      default = 5;
      description = "Volume adjustment step percentage for scroll wheel";
    };

    # Service-specific features
    enableArrhist = mkOption {
      type = types.bool;
      default = false;
      description = "Enable Sonarr/Radarr monitoring widget (arrhist)";
    };

    # Network environment features
    hasEduroamAccess = mkOption {
      type = types.bool;
      default = false;
      description = "Whether this host can connect to eduroam (for SSH config)";
    };

    # Backup configuration
    backupRepository = mkOption {
      type = types.nullOr types.str;
      default = null;
      description = "Restic backup repository URL for this host";
      example = "rest:http://10.69.12.52:8000/gunter.home.2rjus.net";
    };

    backupPassword = mkOption {
      type = types.nullOr types.str;
      default = null;
      description = "Restic backup password identifier for this host";
      example = "gunter.home.2rjus.net";
    };
  };
}