feat: upgrade and support loading secrets from files #14

	name: Tests, build and publish

	on:
	push:
	branches: [ master ]
	tags: [ v* ]

	jobs:
	tests:
	runs-on: ubuntu-latest
	steps:
	- name: Set up Go 1.21
	uses: actions/setup-go@v2
	with:
	go-version: ^1.21
	id: go

	- name: Check out code
	uses: actions/checkout@v2

	- name: Get dependencies
	run: go mod download

	- name: Test
	run: go test -v ./...

	docker-build:
	runs-on: ubuntu-latest
	needs: [tests]

	steps:
	- name: Check out code
	uses: actions/checkout@v2

	- name: Build image
	run: docker build . -t image

	- name: Log into registry
	run: echo "${{ secrets.DOCKER_PASSWORD }}" \| docker login -u ${{ secrets.DOCKER_USERNAME }} --password-stdin

	- name: Push image
	run: \|
	IMAGE_ID=${{ secrets.DOCKER_USERNAME }}/restic-controller

	# Strip git ref prefix from version
	VERSION=$(echo "${{ github.ref }}" \| sed -e 's,./$.$,\1,')
	# Strip "v" prefix from tag name
	[[ "${{ github.ref }}" == "refs/tags/"* ]] && VERSION=$(echo $VERSION \| sed -e 's/^v//')
	# Use Docker `latest` tag convention
	[ "$VERSION" == "master" ] && VERSION=latest
	echo IMAGE_ID=$IMAGE_ID
	echo VERSION=$VERSION

	docker tag image $IMAGE_ID:$VERSION
	docker push $IMAGE_ID:$VERSION

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