Add docker build github action #4

	name: Build docker image
	# Note: This doesn't push images to the repository,
	# since GCP authorization hasn't been set up.

	on:
	pull_request:
	workflow_dispatch:
	release:
	types: [published]

	env:
	USE_BAZEL_VERSION: "7.2.1"

	jobs:
	build_docker:
	name: Build docker
	runs-on: ubuntu-latest
	steps:
	- name: Check out the repo
	uses: actions/checkout@v4

	- name: Set up python
	uses: actions/setup-python@v5
	with:
	python-version: '3.10'

	- name: install python dependencies
	run: \|
	pip install pip --upgrade --quiet
	pip install wheel setuptools pipdeptree --upgrade --quiet

	- name: install docker
	run: \|
	systemctl --user stop docker
	rm -f ~/bin/dockerd
	curl -fsSL https://get.docker.com/rootless \| sh

	- name: Build docker
	run: \|
	export BUILD_ID="$(date +%s)-$(LC_ALL=C tr -dc a-z0-9 </dev/urandom \| head -c 10)"
	export DOCKER_IMAGE="gcr.io/tfx-oss-public/tfx_smoke_test:${BUILD_ID}"
	export docker_image_repo=$(echo "${DOCKER_IMAGE}" \| cut -d ':' -f 1)
	export docker_image_tag=$(echo "${DOCKER_IMAGE}" \| cut -d ':' -f 2)
	DOCKER_IMAGE_REPO="${docker_image_repo}" DOCKER_IMAGE_TAG="${docker_image_tag}" tfx/tools/docker/build_docker_image.sh
	docker inspect ${DOCKER_IMAGE}

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