Inc 1: the loop closes on the documented path (C1, C2, C4, C5, C7, C9, C11, C15, L3, E1) - #14

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v4, actions/setup-java@v4, actions/setup-python@v5, gradle/actions/setup-gradle@v4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/