v0.2.0

Shieldgram v0.2.0

— 2026-07-17

Added

• Spam Detector — Link detection (URL + t.me), advertising pattern matching (casino, crypto, "buy cheap", etc.)
• User Reputation System — Redis-backed 0.0–1.0 scoring with penalty on attack and decay on normal behavior
• PostgreSQL Logger — AsyncSQLAlchemy event store for audit trails and analytics (detection_logs table)
• Reputation Config — penalty (0.15) and decay (0.95) tunable per deployment
• Spam Config — max_links_per_message (3) and ad_pattern_threshold (2)

Changed

• ShieldConfig — Added spam_detector, reputation, and postgres_url fields
• Shield middleware — Integrated reputation engine, spam detector, and PostgreSQL logging
• Bumped test suite from 26 to 37 tests