🛠 V21.4.60-R4.0.0-A1.1 · 14/5 — SPRINT A TAB 4 TRIỂN KHAI master-detail skeleton: rebuild renderProductionTabR1 từ stub → layout left list + right detail với 3 module placeholder (📊 Phase Tracker Gantt 5-phase, 🗂 Deliverables Board kanban 6-cột, ✅ Internal Gates CD checklist). Mock data demo. Backend Admin_Operating_Intelligence_V116.gs viết xong với 13 RPC (listPhases/createPhase/updatePhase/movePhaseOrder, listDeliverables/createDeliverable/updateDeliverable/moveDeliverableColumn, listGates/createGate/signGate/addGateNote, initDefaultExecution, listExecutionAll) + schema 3 sheet (execution_phases, execution_deliverables, execution_gates). Vũ deploy backend + tạo sheet manual → A1.2 wire frontend. + R3.0.0-3.0.7 chains.