{ pkgs, config, inputs, ... }:
{
  services.mysql = {
    enable = true;
    package = pkgs.mariadb;
  };

  users.groups.www = {};

  users.users.www = {
    isSystemUser = true;
    home = "/var/www";
    group = "www";
  };

  services.phpfpm = {
    pools = {
      php = {
        user = "www";
        settings = {
          "listen.owner" = config.services.caddy.user;
          "pm" = "static";
          "pm.max_children" = 1;
          "php_admin_value[error_log]" = "stderr";
          "php_admin_flag[log_errors]" = true;
          "php_flag[display_errors]" = true;
          "catch_workers_output" = true;
        };
      };
      php56 = {
        user = "www";
        phpPackage = inputs.phps.packages.x86_64-linux.php56;
        settings = {
          "listen.owner" = config.services.caddy.user;
          "pm" = "static";
          "pm.max_children" = 1;
          "php_admin_value[error_log]" = "stderr";
          "php_admin_flag[log_errors]" = true;
          "php_flag[display_errors]" = false;
          "catch_workers_output" = true;
        };
      };
    };
  };

  services.caddy = {
    enable = true;
    virtualHosts."localhost".extraConfig = ''
      root * /var/www
      file_server
      tls internal
      handle /phpmyadmin/* {
        php_fastcgi unix/${config.services.phpfpm.pools.php56.socket}
      }
      handle {
        php_fastcgi unix/${config.services.phpfpm.pools.php.socket}
      }
    '';
  };
}