Alexz worked on the phantom/wallet-sdk repository, focusing on enhancing the reliability of the release workflow. By pinning the changesets GitHub Action to a specific extended hash and locking in version 1.5.3, Alexz ensured deterministic releases and protected the pipeline from unexpected downstream changes. This approach improved traceability and enabled safer rollbacks by making release records auditable and reproducible. The work primarily involved CI/CD automation and release management, utilizing YAML for workflow configuration. Although the scope was limited to a single feature over one month, the solution addressed a core stability concern in the project’s automated deployment process.