- DB skeemaversio 3: agents-taulu (id, name, avatar, role, model, color, docs, prompt, temperature, top_k, max_tokens, repetition_penalty) - CRUD: upsert_agent, get_agents, delete_agent - API: GET/POST /api/v1/agents, DELETE /api/v1/agents/:id - Oletusagentteja (is_default=1) ei voi poistaa Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>