GitHub Adds Coverage Skip for New Branches and Launches Dynamic Copilot Workflows

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GitHub changed its upload-code-coverage workflow so that pushes to new branches without an existing pull request now skip the upload instead of failing CI. Default branch and pull request events still upload coverage, and teams can add a pull_request trigger to get coverage sooner. Separately, dynamic workflows in Copilot CLI and the Copilot app entered public preview for all Copilot plans, letting developers write the steps, parallelism, and agent turns in code. The newsletter also covers the HydraFusion shortcut for routing work across patterns, along with a critique of 'model welfare' arguments about AI moral status.

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