#!/usr/bin/env python3
"""Minimal static server to run gamble.html.
Usage: python3 server.py [port]   (defaults to 6767)
"""
import http.server
import socketserver
import sys
import os

PORT = int(sys.argv[1]) if len(sys.argv) > 1 else 6767
os.chdir(os.path.dirname(os.path.abspath(__file__)))

class Handler(http.server.SimpleHTTPRequestHandler):
    def end_headers(self):
        self.send_header("Cache-Control", "no-store")
        super().end_headers()

class ReusableTCPServer(socketserver.TCPServer):
    allow_reuse_address = True

if __name__ == "__main__":
    with ReusableTCPServer(("0.0.0.0", PORT), Handler) as httpd:
        print(f"Serving gamble.html on all interfaces, port {PORT}")
        httpd.serve_forever()