Update gomatrixserverlib version (#155) #8

	# GitHub actions workflow which builds and publishes the docker images for tags.


	name: Build docker images

	on:
	push:
	tags: ["v*"]

	permissions:
	contents: read

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2

	- name: Log in to DockerHub
	uses: docker/login-action@v1
	with:
	username: ${{ secrets.DOCKER_HUB_USERNAME }}
	password: ${{ secrets.DOCKER_HUB_TOKEN }}

	- name: Calculate docker image tag
	id: set-tag
	uses: docker/metadata-action@v4
	with:
	images: matrixdotorg/federation-tester-backend
	tags: \|
	type=ref,event=tag

	# if this isn't a tag, use the sha
	type=sha,format=long

	- name: Build and push
	uses: docker/build-push-action@v3
	with:
	push: true
	labels: "gitsha1=${{ github.sha }}"
	tags: "${{ steps.set-tag.outputs.tags }}"

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