anchor.diff:    meta = with pkgs.stdenv.lib.maintainers; {
       maintainers = [ lnl7 ];
     };
  +
     machine = { pkgs, ... }: {
       services.uwsgi.enable = true;
  -    services.uwsgi.plugins = [ "python3" ];
  +    services.uwsgi.plugins = [ "python3" "php" ];
       services.uwsgi.instance = {
         type = "emperor";
  -      vassals.hello = {
  +      vassals.python = {
           type = "normal";
           master = true;
           workers = 2;
  
positive.code:       machine.wait_for_unit("multi-user.target")
        machine.wait_for_unit("uwsgi.service")
        machine.wait_for_open_port(8000)
        assert "Hello World" in machine.succeed("curl -fv 127.0.0.1:8000")
      '';
  })
  
negative.code:         '';
          pythonPackages = self: with self; [ flask ];
        };
        vassals.php = {
          type = "normal";
          master = true;
          workers = 2;
          http-socket = ":8001";
          http-socket-modifier1 = 14;
          php-index = "index.php";
          php-docroot = pkgs.writeTextDir "index.php" ''
            <?php echo "Hello World\n"; ?>
          '';
        };
      };
    };
  
  