Captures the v0.3.1 feature spec (storage, schema/query languages, IR,
indexes, embeddings, branches/commits/runs, merge, server, CLI, policy,
deployment) and adds a §26 maintenance contract instructing agents to
keep this file current alongside any user-visible change. CLAUDE.md is
a symlink so there's one source of truth.
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
