https://skmtc.net/kweaver-ai/apis/agent-observability-api/docs/api/agent-observability/v1/traces/_search/post 2026-07-17 0.5 https://skmtc.net/kweaver-ai/apis/agent-observability-api/docs/api/agent-observability/v1/traces/by-conversation/get 2026-07-17 0.5