next-phase

Drive the next incomplete phase of the remediation plan in the plan/ folder to completion. Auto-detects the next phase (Phase 0 → Phase 6), spawns specialized sub-agents IN PARALLEL to do the work, runs that phase's verification gate plus npm run test:unit and npm test, updates the phase file / plan README / PRD.md / CHANGELOG.md / docs/PRODUCTION_READINESS.md, then commits and pushes to the current branch. One…