clippy fixes #11

	name: Docker CI

	on:
	push:
	tags:
	- 'v*'

	jobs:
	docker-build:
	strategy:
	matrix:
	arch: [amd64, arm64]
	runs-on: ubuntu-latest
	steps:
	- name: Checkout project
	uses: actions/checkout@v2

	- name: Login to DockerHub
	uses: docker/login-action@v1
	with:
	username: wantguns
	password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}

	- name: Building the ${{ matrix.arch }} image
	run: \|
	docker build . \
	-t wantguns/bin:${{ matrix.arch }} \
	--build-arg ARCH=${{ matrix.arch }}
	mkdir -p artifacts/images
	docker save wantguns/bin:${{ matrix.arch }} > artifacts/images/${{ matrix.arch }}.tar

	- name: Pushing the ${{ matrix.arch }} image
	run: \|
	docker push wantguns/bin:${{ matrix.arch }}

	- name: Temporarily saving the image
	uses: actions/upload-artifact@v2
	with:
	name: docker-artifacts
	path: artifacts/images
	retention-days: 1


	docker-push:
	needs: docker-build
	runs-on: ubuntu-latest
	steps:
	- name: Login to DockerHub
	uses: docker/login-action@v1
	with:
	username: wantguns
	password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}

	- name: Retrieve saved images
	uses: actions/download-artifact@v2
	with:
	name: docker-artifacts
	path: artifacts/images

	- name: Docker load images
	run: \|
	pushd artifacts/images
	docker load < amd64.tar
	docker load < arm64.tar

	- name: Creating a multi-arch manifest
	run: \|
	docker manifest create \
	wantguns/bin:latest \
	--amend wantguns/bin:amd64 \
	--amend wantguns/bin:arm64

	docker manifest annotate wantguns/bin:latest \
	wantguns/bin:arm64 --arch arm64

	- name: Push the manifest
	run: \|
	docker manifest push wantguns/bin:latest

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