chore: bump base image alpine version (#62) #106

	name: CI

	on: [push]

	jobs:
	test:
	name: ARK Resolver Tests
	runs-on: ubuntu-latest
	steps:
	- name: Checkout source
	uses: actions/checkout@v1
	with:
	fetch-depth: 1
	- name: Disk Free
	run: \|
	df -h
	docker system df
	docker system prune --all --force --volumes
	df -h
	- name: Run ARK resolver unit tests
	run: make test
	- name: Disk Free After
	run: \|
	df -h
	docker system df

	# publish only for develop and tags
	publish:
	name: Publish to Dockerhub
	needs: [test]
	runs-on: ubuntu-latest
	if: github.ref == 'refs/heads/master' \|\| startsWith(github.ref, 'refs/tags')
	steps:
	- uses: actions/checkout@v1
	with:
	fetch-depth: 50
	- name: Disk Free
	run: \|
	df -h
	docker system df
	docker system prune --all --force --volumes
	df -h
	- name: build and publish all images to Dockerhub
	run: \|
	echo ${{ secrets.DOCKER_HUB_TOKEN }} \| docker login -u ${{ secrets.DOCKER_USER }} --password-stdin
	make publish
	- name: Disk Free After
	run: \|
	df -h
	docker system df

Provide feedback