{
  config,
  lib,
  ...
}: {
  options.services.paperless = {
    subdomain = lib.mkOption {
      type = lib.types.str;
      description = "subdomain of base domain that paperless will be hosted at";
      default = "paperless";
    };
  };

  config = lib.mkIf (config.services.paperless.enable && config.host.reverse_proxy.enable) {
    host = {
      reverse_proxy.subdomains.${config.services.paperless.subdomain} = {
        target = "http://${config.services.paperless.address}:${toString config.services.paperless.port}";

        websockets.enable = true;
        forwardHeaders.enable = true;

        extraConfig = ''
          # allow large file uploads
          client_max_body_size 50000M;
        '';
      };
    };
  };
}