Drill alert paged both shifts at handover — overlapping rota coverage, one acknowledgement

Описание: Fictional field note: the paging rule targeted both shifts in parallel. An acknowledgement stopped escalation — not the duplicate notifications already sent.

ONCALL-ROTA v2.4 — CHANGELOG
// Overlap window: defined. Alert dedup: not defined.
// Both engineers acknowledged. Neither was wrong.
// Status: working as configured.
#Shorts