Update Contour Docker image to v1.26.2. #72

	name: Build and push a release

	on:
	push:
	tags:
	# Although these look like regex matches, they're not!
	# They are Go path.Match() expressions.
	# See https://golang.org/pkg/path/#Match for details.
	- 'v[0-9].[0-9].[0-9]'
	- 'v[0-9].[0-9].[0-9][0-9]'
	- 'v[0-9].[0-9].[0-9][0-9][0-9]'
	- 'v[0-9].[0-9].[0-9]beta'
	- 'v[0-9].[0-9].[0-9]alpha'
	- 'v[0-9].[0-9].[0-9]rc'
	env:
	SLACK_WEBHOOK_URL: ${{ secrets.SLACK_WEBHOOK_URL }}
	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2
	with:
	version: latest
	- name: Log in to GHCR
	uses: docker/login-action@v2
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}
	- name: Build and Push to GHCR
	env:
	REGISTRY: ghcr.io/${{ github.repository_owner }}
	TAG_LATEST: "false"
	run: \|
	./hack/actions/build-and-push-release-images.sh
	- uses: act10ns/slack@v2
	with:
	status: ${{ job.status }}
	steps: ${{ toJson(steps) }}
	channel: '#contour-ci-notifications'
	if: failure()

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