* docs: remove implemented OpenSpec change
Remove the completed eval framework OpenSpec change documents and add a CCGS gap task reference based on the parity reports and upstream CCGS surfaces.
* feat: generate CCGS gap report
Add an OpenSpec-backed implementation for deterministic remaining-gap reporting from the CCGS parity matrix, including tests and regenerated references.
* feat: deepen accessibility role parity
Add OpenSpec-backed CCGS-depth coverage for the accessibility specialist role, including role contract tests, parity regression tests, and regenerated gap reports.
* feat: close direct role depth gaps
Add OpenSpec-backed CCGS-depth contracts for the remaining direct role package gaps, plus parity tests and regenerated remaining-gap reports. Stop before engine sub-specialist, workflow, template, and rule work.
* feat: add engine sub-specialist roles
Add OpenSpec-backed CCGS engine sub-specialist parity, selected-engine role sets, wrong-engine gating, focused engine references, generated custom-agent surfaces, tests, and regenerated parity reports.
* feat: close first workflow parity batch
* feat: close remaining workflow parity gaps
* feat: close final CCGS parity gaps
* chore: remove implemented OpenSpec changes
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Co-authored-by: MerlinH <merlinh221@gmail.com>