82c67e32e1
ONE setting (window start W) drives every nightly leg at fixed, never-stored offsets: DB dump at W, tier-2 at W+60m, off-box at W+105m (wrap-safe). Precedence settings > controller.yaml db_dump_schedule > 02:30. - scheduler.UpdateDaily: retime a daily job at runtime (no restart) via a per-job buffered resched chan + a select case in runDailyJob. - new pure package internal/backupwindow (LegTimes/GateWindow/EffectiveWindow). - quiesce disk-tier window gate: scheduled cycles run only inside [W+2h,W+6h) with a safety valve (age>cadence+24h runs regardless); manual TriggerNow never gated. Backend.Due now also returns the backup age (from the agent's own /backup/due). - backup page: Mentési időablak card (time input + derived leg/gate rows); POST /backups/window validates -> saves -> UpdateDaily x3 -> flash. Tests: 5 groups, all red-proofed. Agent/cadence//backup/due untouched.