Dot agent proactively flags CI failures from GitHub's macos-14 runner retirement

charliermarsh · x · 2026-10-03

Charlie Marsh (creator of ruff) shared that his Dot proactively messaged him: GitHub's macos-14 runner retirement would start breaking a batch of his company's CI jobs on Monday. A neat real-world example of a proactive agent catching an easily-missed infra change before it causes failures.

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