By: ValentinHirschi <valentin.hirschi@gmail.com>
Add bounded caller-thread routed tracing with cancellation Reuse the checked FIFO worker kernel without nested threads. Preserve native admission, guards, resource accounting and frontier reporting; add inline/parallel and failure regressions. Record independent source and 338-test focused audit, while leaving CP6 summary integration pending. Co-authored-by: Codex <noreply@openai.com>