Merge pull request #714 from oasisprotocol/ptrus/fix/validator-logo-url #207

	name: docker-nexus # This name appears in GitHub's Checks API and in workflow's status badge.

	# THIS WORKFLOW:
	# Builds and pushes a Docker image at the current commit.
	# This image is only offered for manual testing/debugging of a given PR/commit.
	# It is not a dependency of any automated process.

	on:
	push:
	branches:
	- main
	paths-ignore: # Do not trigger if _only_ these files were changed.
	- .punch_version.py
	- .changelog/*.md
	- CHANGELOG.md
	workflow_dispatch: # manual; for debugging workflow before merging branch into `main`

	jobs:
	build-docker:
	runs-on: ubuntu-20.04
	steps:
	- name: Checkout code
	uses: actions/checkout@v3
	with:
	# We need history to determine oasis-indexer version from git tag.
	fetch-depth: '0'
	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2

	- name: Login to DockerHub
	uses: docker/login-action@v2
	with:
	username: ${{ secrets.DOCKER_USERNAME }}
	password: ${{ secrets.DOCKER_ACCESS_TOKEN }}

	- name: Compute version
	# Version oasis-indexer image by date and git revision.
	run: \|
	echo "VERSION=$(date +%Y-%m-%d-git$(git rev-parse --short HEAD))" >> $GITHUB_ENV
	- name: Build and push Docker
	uses: docker/build-push-action@v3
	with:
	build-args: \|
	VERSION=${{ env.VERSION }}
	context: .
	file: docker/nexus/Dockerfile
	tags: \|
	oasislabs/oasis-indexer:latest
	oasislabs/oasis-indexer:latest-${{ env.VERSION }}
	push: true
	labels: \|
	org.opencontainers.image.source=${{ github.event.repository.html_url }}
	org.opencontainers.image.revision=${{ github.sha }}

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