test(e2e): adaptive frequency escalation and recovery round trip (SIENTIAPDE-2193)

e2e/scenarios.md

@@ -50,6 +50,12 @@ First run creates TTL index on notification collection used by scouter pipelines
 Two `simple_metrics` pipelines for the same `model_id` (60 min and 1440 min windows) → one
 Temporal schedule per window, each with its own `frequency` as interval.
 
+### 1.7.2 Adaptive frequency escalation/recovery round trip
+
+Laborious-style write (`adaptive_state.escalated=true` + BSON-datetime `updated_at`) on one
+window → next run switches only that schedule to `frequency_alert`; the recovery write switches it
+back to `frequency`.
+
 ---
 
 ## 2. Alerts workflow