V70 Enrich 43 agents personas + Doctrine 62 unique personas

User screenshot agents-archi.html: silhouettes grises dupliquees anonymes. V70 ROOT CAUSE: 43 agents sur 78 archi manquaient agent-avatars-v2.json. V70 FIX enrichi 148 -> 191 entries. CEO CFO CMO CISO UX Lead humanises. Tools distincts. Nouvelle doctrine 62 chaque agent UNIQUE persona. Agent cron daily 3AM check coverage. NR 153/153 48eme session.