Improve plan readiness semantics and npm release resilience #37

Job	Run time
Prepare verification matrix	9s
Package compatibility / Node 22	26s
Package compatibility / Node 24	25s
Policy surface	4s
Verify / typecheck	33s
Verify / lint	11s
Verify / architecture	14s
Verify / audit	10s
Verify / test	25s
Verify / lint-changed	21s
Verify / build-webui	7s
Gate	5s
	3m 10s

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