Summary, install, then a fuller description starting with the tech stack.
Points at SPEC.md for architectural rationale rather than restating it, so
the two don't drift.
Also documents `pipekit export` / `pipekit apply`, which round-trip the
driver/connection/module/group config to text files and were missing from
CLAUDE.md.
Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>