tag

update build-and-publish workflow to use official actions #6

	# Copyright (c) 2024 MobileCoin Inc.
	name: tag

	on:
	push:
	branches:
	- main

	# when the gh publishes a new ghcr.io/actions/actions-runner image renovate should PR and add in a message like `[tag/2.310.0]`
	# capture this output and tag the repo triggering the other build actions.

	jobs:
	tag:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	token: ${{ secrets.GH_PAT }}
	- env:
	MESSAGE: ${{ github.event.head_commit.message }}
	shell: bash
	run: \|
	# look for sting like "[tag/v2.312.0]" in commit message.
	regex=".\[tag/(.)\].*"

	if [[ "${MESSAGE}" =~ $regex ]]
	then
	tag="${BASH_REMATCH[1]}"
	# remove v prefix if it exists.
	tag="${tag/#v/}"
	echo "Found tag: ${tag}"
	git tag --force "${tag}"
	git push --tags --force
	else
	echo "Could not find tag in commit message"
	echo "${MESSAGE}"
	exit 0
	fi

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