from http.server import BaseHTTPRequestHandler, HTTPServer

import os

PORT = int(os.getenv("PORT", "8000"))

class handler(BaseHTTPRequestHandler):
    def do_GET(self):
        self.send_response(200)
        self.send_header('Content-type','text/html')
        self.end_headers()

        message = "Hello, World! Here is a GET response"
        self.wfile.write(bytes(message, "utf8"))
    def do_POST(self):
        self.send_response(200)
        self.send_header('Content-type','application/json')
        self.end_headers()

        message = "{\"hello\": \"response\"}"
        self.wfile.write(bytes(message, "utf8"))

with HTTPServer(('', PORT), handler) as server:
    server.serve_forever()