Merge pull request #95 from mateusfreira/many-dbs-snap-shot #138

	name: Docker Image CI
	on:
	push:
	branches:
	- master
	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v1
	- uses: actions/cache@v1
	with:
	path: ~/.cargo/registry
	key: '${{ runner.os }}-cargo-registry-${{ hashFiles(''**/Cargo.lock'') }}'
	- uses: actions/cache@v1
	with:
	path: ~/.cargo/git
	key: '${{ runner.os }}-cargo-index-${{ hashFiles(''**/Cargo.lock'') }}'
	- uses: actions/cache@v1
	with:
	path: target
	key: ${{ runner.os }}-cargo-build-target-${{ hashFiles('**/Cargo.lock') }}V
	- uses: actions/checkout@v1
	- name: Build the Docker image
	run: docker build . --file Dockerfile --tag nun-db:latest
	- name: Re-tag
	run: docker tag nun-db:latest mateusfreira/nun-db:latest
	- name: Publish
	run: docker login -u ${{secrets.DOCKER_USERNAME}} -p ${{secrets.DOCKER_PASSWORD}}&&docker push mateusfreira/nun-db:latest

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