Revert "Allow custom ServingRuntimes (#92)" (#93) #204

	name: Models web app Docker Publisher
	on:
	push:
	# Publish `master` as Docker `latest` image.
	branches:
	- master
	- release-*

	# Publish `v1.2.3` tags as releases.
	tags:
	- v*

	# Run tests for any PRs.
	pull_request:

	env:
	IMG: kserve/models-web-app
	ARCH: linux/ppc64le,linux/amd64,linux/arm64

	jobs:
	# Run tests.
	# See also https://docs.docker.com/docker-hub/builds/automated-testing/
	test:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2

	- name: Run tests
	run: \|
	make docker-build

	# Push image to GitHub Packages.
	# See also https://docs.docker.com/docker-hub/builds/
	push:
	# Ensure test job passes before pushing image.
	needs: test

	runs-on: ubuntu-latest
	if: github.event_name == 'push'

	steps:
	- uses: actions/checkout@v2

	- name: Setup QEMU
	uses: docker/setup-qemu-action@v2
	with:
	platforms: ppc64le,arm64

	- name: Setup Docker Buildx
	uses: docker/setup-buildx-action@v2

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

	- name: export version variable
	run: \|
	# Strip git ref prefix from version
	TAG=$(echo "${{ github.ref }}" \| sed -e 's,./$.$,\1,')

	# Use Docker `latest` tag convention
	[ "$TAG" == "master" ] && VERSION=latest

	echo TAG=$TAG >> $GITHUB_ENV

	- name: Build and push multi-arch docker image
	run: \|
	make docker-build-push-multi-arch

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