Salvages the useful parts of #1897 without generated .caliber state or stale counts.
- adds a deterministic command registry generator and drift check
- commits the current command registry for 75 commands
- validates the rc.1 README catalog summary against live counts
- adds a single Ubuntu Node 20 coverage job instead of running coverage in every matrix cell
Co-authored-by: jodunk <jodunk@users.noreply.github.com>
Adds GitHub Copilot VS Code instruction and prompt files for ECC workflows, with VS Code prompt frontmatter/settings aligned to current docs and tests covering the surface.
Co-authored-by: Girish Kanjiyani <girish.kanjiyani5040@gmail.com>
Co-authored-by: Claude Sonnet 4.6 <noreply@anthropic.com>