The Final Stretch

Refactor agent architecture, improve heuristics logic, enhance parser robustness, simplify config, and optimize Docker setup for HF deployment

refactor: DRY weight updates, cache persona, O(1) discrimination, fix train run_episode bug, trim docstrings, inline imports

fix: 13 bugs — heuristics wiring, attack_type in obs/prompt, genuine_presented, NeutralQuestioner moved, at-turn over-flagging, anachronism check, constants sync, stale imports

feat: Witness Stand — complete implementation

Initial commit: The Witness Stand project structure