{"schema_version":"runtime-supervisor-progress-v1","occurred_at":"2026-05-17T23:06:20.951Z","request_id":"7b20c6af","action":"dev_server_restart","target":"backend","state":"queued","message":"request queued","metadata":{}}
{"schema_version":"runtime-supervisor-progress-v1","occurred_at":"2026-05-17T23:06:21.340Z","request_id":"7b20c6af","action":"dev_server_restart","target":"backend","state":"running","message":"action started","metadata":{}}
{"schema_version":"runtime-supervisor-progress-v1","occurred_at":"2026-05-17T23:06:21.362Z","request_id":"7b20c6af","action":"dev_server_restart","target":"backend","state":"progress","message":"planned restart ack HTTP 201","metadata":{"response":"{\"ok\":true,\"status\":\"acked\",\"connectedAdminCount\":1,\"ackCount\":1,\"timeoutMs\":3000,\"requestId\":\"7b20c6af\",\"action\":\"dev_server_restart\",\"target\":\"backend\"}"}}
{"schema_version":"runtime-supervisor-progress-v1","occurred_at":"2026-05-17T23:06:21.365Z","request_id":"7b20c6af","action":"dev_server_restart","target":"backend","state":"progress","message":"sent SIGTERM to pid 88283","metadata":{}}
{"schema_version":"runtime-supervisor-progress-v1","occurred_at":"2026-05-17T23:06:21.543Z","request_id":"7b20c6af","action":"dev_server_restart","target":"backend","state":"progress","message":"pid 88283 stopped","metadata":{}}
{"schema_version":"runtime-supervisor-progress-v1","occurred_at":"2026-05-17T23:06:21.760Z","request_id":"7b20c6af","action":"dev_server_restart","target":"backend","state":"progress","message":"stopping stale listeners on port 3720","metadata":{"pids":[90221]}}
{"schema_version":"runtime-supervisor-progress-v1","occurred_at":"2026-05-17T23:06:21.761Z","request_id":"7b20c6af","action":"dev_server_restart","target":"backend","state":"progress","message":"sent SIGTERM to port 3720 listener pid 90221","metadata":{}}
{"schema_version":"runtime-supervisor-progress-v1","occurred_at":"2026-05-17T23:06:21.936Z","request_id":"7b20c6af","action":"dev_server_restart","target":"backend","state":"progress","message":"starting backend dev server","metadata":{}}
{"schema_version":"runtime-supervisor-progress-v1","occurred_at":"2026-05-17T23:06:21.940Z","request_id":"7b20c6af","action":"dev_server_restart","target":"backend","state":"progress","message":"started yarn pid=12138","metadata":{"pid":12138,"log_path":"/tmp/blueprint-dev-server/backend.log"}}
{"schema_version":"runtime-supervisor-progress-v1","occurred_at":"2026-05-17T23:06:31.323Z","request_id":"7b20c6af","action":"dev_server_restart","target":"backend","state":"progress","message":"URL reachable from restarted process: http://127.0.0.1:3720/health","metadata":{"root_pid":12138,"listener_pids":[14066]}}
{"schema_version":"runtime-supervisor-progress-v1","occurred_at":"2026-05-17T23:06:31.324Z","request_id":"7b20c6af","action":"dev_server_restart","target":"backend","state":"success","message":"action completed","metadata":{}}