{
  enableACME = true;
  addSSL = true;
  locations."/_matrix" = {
    proxyPass = "http://192.168.1.5:8008"; 
    extraConfig = ''
      if ($request_method = 'OPTIONS') {
        add_header 'Access-Control-Allow-Origin' '*';
        add_header 'Access-Control-Allow-Methods' '*';
        #
        # Custom headers and headers various browsers *should* be OK with but aren't
        #
        add_header 'Access-Control-Allow-Headers' '*';
        #
        # Tell client that this pre-flight info is valid for 20 days
        #
        add_header 'Access-Control-Max-Age' 1728000;
        add_header 'Content-Type' 'text/plain; charset=utf-8';
        add_header 'Content-Length' 0;
        return 204;
      }
    '';
  };
  locations."/_synapse/client".proxyPass = "http://192.168.1.5:8008";   
}