fix(skills): open analytics proposals from a fork without push access - #1895

Dispatchers.Main was accessed when the platform dispatcher was absent and the test dispatcher was unset. Please make sure that Dispatchers.setMain() is called before accessing Dispatchers.Main and that Dispatchers.Main is not accessed after Dispatchers.resetMain().

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, gradle/actions/setup-gradle@v4, gradle/actions/wrapper-validation@v4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/