Two lenses on the same program. Wave map — the technical triage sequenced by delivery wave with dependency tracing. Gantt — the live execution plan straight from Linear, with real milestones, due dates and status.
In Linear this is decision gate SOC-163 feeding the migration epic SOC-174. Alpana's default for the legacy stack is live-with + compensating controls + a documented sunset date, which only holds once the cutover is confirmed.