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CI/CD Pipelines: Debugging and Troubleshooting/Cancel outdated duplicate runs

Keep only the latest run active for a branch or PR.

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Section: Frequent CI/CD problems and fixes

Cancel outdated duplicate runs

yaml
yaml
concurrency:
  group: ci-${{ github.ref }}
  cancel-in-progress: true
Explanation

Canceling superseded runs keeps queues healthy and reduces waste.

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