Add hash-then-sign test - #537

This version of the CodeQL Action was deprecated on January 18th, 2023, and is no longer updated or supported. For better performance, improved security, and new features, upgrade to v2. For more information, see https://github.blog/changelog/2023-01-18-code-scanning-codeql-action-v1-is-now-deprecated/

This version of the CodeQL Action was deprecated on January 18th, 2023, and is no longer updated or supported. For better performance, improved security, and new features, upgrade to v2. For more information, see https://github.blog/changelog/2023-01-18-code-scanning-codeql-action-v1-is-now-deprecated/

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v2, github/codeql-action/analyze@v1, github/codeql-action/init@v1. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

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1 issue was detected with this workflow: git checkout HEAD^2 is no longer necessary. Please remove this step as Code Scanning recommends analyzing the merge commit for best results.