Build versioned image by @John-Magtoto #2

	name: Build versioned image
	run-name: Build versioned image by @${{ github.actor }}

	on:
	workflow_dispatch


	defaults:
	run:
	shell: bash

	jobs:
	build_image:
	runs-on: ubuntu-20.04
	steps:
	- uses: actions/checkout@v4

	- name: Get ref name
	id: github-ref-name
	run: \|
	ref='${{ github.ref_name }}'
	echo "Tag ref is ${ref}"
	# replace any characters not permitted in a docker tag with an underscore
	ref_name="${ref//[^A-Za-z0-9\.\-_]/_}"
	echo "Sanitised ref name is ${ref_name}"
	echo "ref=${ref_name}" >>"${GITHUB_OUTPUT}"

	- name: Get docker image tag
	id: docker-image-tag
	run: \|
	sha_short=$(git rev-parse --short HEAD)
	timestamp=$(date +'%Y%m%d_%H%M%S')
	ref="${{ steps.github-ref-name.outputs.ref }}"
	sha_tag="${ref}-${sha_short}"
	timestamp_tag="${ref}-${timestamp}"
	echo "Docker image tags are ${sha_tag} and ${timestamp_tag}"
	echo "sha_tag=${sha_tag}" >>"${GITHUB_OUTPUT}"
	echo "timestamp_tag=${timestamp_tag}" >>"${GITHUB_OUTPUT}"

	- name: Login to Docker Hub
	uses: docker/login-action@v3
	with:
	username: ${{ secrets.DOCKER_HUB_USERNAME }}
	password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}

	- name: Build and push
	id: docker_build
	uses: docker/build-push-action@v5
	with:
	context: ./
	file: ./Dockerfile
	push: true
	tags: \|
	"vocovo/docker-mosquitto:${{ steps.docker-image-tag.outputs.sha_tag }}"
	"vocovo/docker-mosquitto:${{ steps.docker-image-tag.outputs.timestamp_tag }}"

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