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v0.19.0 — MemoryGuard, OutputFilter, ToolResultGuard: obfuscation preprocessing (mirror of TS v4.30.0)
Mirror of llm-trust-guard v4.30.0.
Changes
MemoryGuard (11% → 96.06% recall): 14 new MEMORY_INJECTION_PATTERNS + _preprocess_content() pipeline wired into check_write().
OutputFilter (30% → 58.64% recall): judge_stealth_marker + echogram_marker secret patterns; _build_scan_variants() applied to PII and secret scans.
ToolResultGuard (6% → 63.64% recall): embedded_tool_call extended to <invoke name=/<function_call; _build_scan_variants() in scan_for_injection() and _detect_state_change_claims().
Test suite
903 pytest tests pass. All verification gates green (G1–G11). Patch coverage 86%.