threads before          : 2
threads after 6 half-sent: 8
holding them open for 25s without sending another byte ...
threads after 25s idle  : 8  <- nothing reclaims them
OPTIONS /health -> HTTP/1.1 204 No Content | Server: parley/1 Python/3.12.3 | Date: Thu, 10 Sep 2026 09:03:12 GMT | Content-Type: application/json; charset=utf-8 | Content-Length: 2 | Cache-Control: no-store | X-Content-Type-Options: nosniff | Referrer-Policy: no-referrer | Allow: GET, POST, OPTIONS |  | {}