message: Simply use external action to manage duplicate interruption
diff: @@ -62,6 +62,11 @@ jobs:
  runs-on: ${{ matrix.os }}
  steps:
  + - name: Cancel Previous Runs
  + uses: styfle/cancel-workflow-action@0.9.0
  + with:
  + access_token: ${{ github.token }}
  +
  # Checkout MFEM in "mfem" subdirectory. Final path:
  # /home/runner/work/mfem/mfem/mfem
  # Note: Done now to access "install-hypre" and "install-metis" actions.
  