bash 5 line server

server.sh

#!/usr/bin/env bash

# usage:
#  ./server.sh [port] [response]
#

RESPONSE="HTTP/1.1 200 OK\r\nConnection: keep-alive\r\n\r\n${2:-"OK"}\r\n"
while { echo -en "$RESPONSE"; } | nc -q 0 -l -p "${1:-8080}"; do
  echo "================================================"
  echo "you can do stuff on request"
done