[runtime] Harden chain test diagnostics#33

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GsCommand merged 1 commit intomainfrom

codex/fix-failing-chain-test-in-runtime-signing.test.mjs

Mar 20, 2026

Commits on Mar 20, 2026

[runtime] harden chain test diagnostics\n\nWhy: make the chain signing test fail fast with explicit per-step errors instead of hanging on opaque fetch failures.\nContract impact: none
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