- Rewrite hard constraint #1: apply must read Committed OpenSpec files as the execution source of truth
- Promote sub-skill invocation to hard constraint #6; remove fallbacks.md and all degradation paths
- Add file existence verification at commit and archive exit gates
- Require grill question pool, evidence-driven conclusions, and user-interview confirmations to be written to decisions.md
- Record v4.0 validation retrospective in workflow.md: propose overreach, sub-skill pseudo-calling, spec omitting user behavior
- Archive knowledge-index-sort OpenSpec and devflow entries from prior run
zhuyongxin
63994b6440