SlipsWeb exposes ports on 0.0.0.0

[AlyaGomaa]

Security audit findings

• SlipsWeb/app.py runs on 0.0.0.0:8000 when started directly.
• SlipsWeb/config/medallion_config.json binds Medallion to 0.0.0.0:1234.
• SlipsWeb/app.py uses debug=True.
• 1234/tcp: Medallion/TAXII server in SlipsWeb, all interfaces by default.
• 5000/tcp: flask run default in SlipsWeb container entrypoint.
• 8000/tcp: direct python SlipsWeb/app.py.