feat: Parameterized DOCKER_METADATA_PR_HEAD_SHA to allow for PR-HEAD tagging #40
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what
docker-metadata
action will use the PR merge commit for the docker SHA tags (referenced via thegithub.sha
variable).github.event.pull_request.head.sha
instead.checkout
action in their own workflows to usegithub.event.pull_request.head.sha
)See https://github.com/docker/metadata-action#environment-variables for documentation.
why
main
branch code in it for hotfixes (with a manual release workflow that we use)true
check so the default offalse
will work as expected.