Add chief-of-staff scenario: Chief of Staff autopilot using Node.js SDK - #333

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@11d5960a326750d5838078e36cf38b85af677262, actions/dependency-review-action@2031cfc080254a8a887f58cffee85186f0e49e48. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

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