mstar-sdd

Morning Star subagent-driven development (SDD) — file handoff, per-task implementer + task reviewer (L2), progress ledger, branch review-package for plan QC tri (L3). **Implementer session** fresh (default) or **sticky** (same dev subagent across tasks — references/sticky-implementer-session.md). **Must** Read when project-manager runs Execution mode: sdd (multi-task plan, single-plan, or iteration Phase 2), dispatches SDD implementer/reviewer subagents, or prepares review-package paths. Leaf implementer/reviewer subagents skip PM sections via SUBAGENT-STOP in dispatch prompts.