M-3: docstring воркера, T5.4: docstring и сообщение roundtrip-теста, M-5: CLAUDE.md. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
M-3: docstring воркера, T5.4: docstring и сообщение roundtrip-теста, M-5: CLAUDE.md. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>