feat(CICD): add docker linter #9

	name: Docker Build & Push
	permissions: write-all
	'on':
	push:
	branches:
	- main
	- feat/*
	- feature/*
	- fix/*
	- bugfix/*
	pull_request:
	branches:
	- main
	env:
	IMAGE_NAME: 'pygitver'
	DOCKER_USERNAME: ${{ secrets.DOCKER_USERNAME }}

	jobs:
	unittests:
	runs-on: ubuntu-latest
	steps:
	- name: Check out repository
	uses: actions/checkout@v3
	with:
	fetch-depth: 0
	- name: Unit Tests
	shell: bash
	run: \|
	set -x
	pip install -U tox
	pip install tox
	tox
	build:
	runs-on: ubuntu-latest
	needs: unittests
	steps:
	- uses: actions/checkout@v3

	- name: Dockerfile lint
	if: ${{ env.IMAGE_EXIST == 'false' }}
	id: validate-dockerfile
	shell: bash
	run: \|
	docker run --rm -e HADOLINT_IGNORE=DL3007,DL3008,DL3018,DL4006,DL3013 -i hadolint/hadolint < Dockerfile

	- name: Docker Build
	shell: bash
	run: \|
	set -x
	docker build -t "${{ env.DOCKER_USERNAME }}/${{ env.IMAGE_NAME }}" .

	- name: Log in to Docker Hub
	if: github.ref == 'refs/heads/main'
	uses: docker/login-action@v3
	with:
	username: ${{ env.DOCKER_USERNAME }}
	password: ${{ secrets.DOCKER_PASSWORD }}

	- name: Docker Push
	if: github.ref == 'refs/heads/main'
	shell: bash
	run: \|
	set -x
	IMAGE_NAME_WITH_VERSION="${{ env.DOCKER_USERNAME }}/${{ env.IMAGE_NAME }}:latest"
	docker push "${IMAGE_NAME_WITH_VERSION}"

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