ma/nextflow/.github/PULL_REQUEST_TEMPLATE/pull_request_template.md

Hi! Thanks for contributing to Nextflow.

When submitting a Pull Request, please sign-off the DCO [1] to certify that you are the author of the contribution and you adhere to Nextflow's open source license [2] by adding a Signed-off-by line to the contribution commit message. See [3] for more details.

1. https://developercertificate.org/
2. https://github.com/nextflow-io/nextflow/blob/master/COPYING
3. https://github.com/apps/dco