The front door drops its claim about the Raven instance and describes the encoder's explicit chat header and the
daemon's ownership of the worker's process group. docs/verse-service-contract.md, which the front door names as an
entry point, is rewritten for the CPU tree: witnesses, command boundary and worker boundary, with the request fields
left to the README.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>