fix(cdp): keep default raw readiness best effort #546

Job	Run time
Preflight (fmt, clippy, check, agents-md)	3m 33s
Size guard (<25 MiB)	4m 15s
MSRV (1.95)	2m 24s
Determinism	32s
Test (macos-latest)	2m 2s
cargo-deny	40s
Docs (build, no deploy)	25s
Test (windows-latest)	4m 36s
Test (ubuntu-latest)	6m 38s
Coverage	2m 24s
	27m 29s

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