Add ProofLine criteria documentation and Strategy Catalog v1 implementation

- Add acceptance criteria documentation (AC-0013 through AC-0023)
- Add Line-0003 discovery documentation
- Implement Strategy Catalog v1 with new database migration
- Update portfolio API endpoints and schemas
- Refactor strategy and portfolio services
- Add strategy management CLI commands
- Update domain models with strategy catalog support
- Add comprehensive tests for v1 strategies
- Update design documentation (data model, interfaces, runtime flows)

tests/test_portfolio_ownership.py

@@ -164,7 +164,7 @@ def test_db_enabled_env_token_without_user_context_is_rejected(monkeypatch) -> N
     response = client.post(
         "/portfolios",
         headers={"Authorization": "Bearer trade-env-token"},
-        json={"name": "new-1", "asset_id": "00000000-0000-0000-0000-000000000001"},
+        json={"name": "new-1", "asset_id": "00000000-0000-0000-0000-000000000001", "strategy_id": "set-1"},
     )
 
     app.dependency_overrides.clear()