v0.25.6

docs/API.md

@@ -226,8 +226,8 @@ endpoint or separate unsynchronized frontend/backend write API.
 includes `id`, `algorithm`, `ready`, `health_mode`, `sticky_mode`, `keepalive`,
 `members`. Members expose ID/origin/weight, status, healthy flag, active exchanges,
 request/error/byte totals, EWMA byte rate/header latency, last check/result, failure
-and success counters, transition count and last upstream status. It does not expose
-affinity tokens. Member status is up/down/checking/draining/disabled. In health-off
+and success counters, transition count, last upstream status and upstream-client
+generation/request/age/rotation counters. It does not expose affinity tokens. Member status is up/down/checking/draining/disabled. In health-off
 mode, eligibility is not proof that the origin is live. Draining describes operator
 intent; inspect `healthy` as well. `ready` reflects new-assignment availability;
 a pool containing only draining members may still serve existing cookie sessions.