sigilry/sigilry: specs/README.md

# Sigilry Specs Index This directory contains technical specs and design docs. Use this index to track spec scope and implementation readiness. ## Spec TOC ### Root and Index - `../SPEC.md` — top-level spec entrypoint and global TOC - `README.md` — this file ### Repo-Level Specs - `ci-cd.spec.md` —