#811: Bump quadraui pin to HEAD (42 commits) and fix the 4 removed-API call sites — next bump does not compile - #837

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/cache@v4, actions/checkout@v4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/