safe-global / safe-client-gateway / 20568161397 / 1

89%

main: 89%

Pull #2851

github

fix: address PR review feedback for Zerion chain mapping initialization

- Fix race condition by tracking initialization status separately
- Improve error handling to fail fast when both network fetches fail
- Add input validation for external_id hex conversion

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Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

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