- Add Factions model (optimists/fearful/neutral) - Implement classify_faction() based on stance thresholds - Add update_factions() to track faction distribution - Add apply_faction_influence() for faction→mood feedback - Integrate faction system into tick flow 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>