Merge pull request #289 from ImperialCollegeLondon/develop #301

	name: Test Docker image build

	on:
	pull_request:
	branches:
	- main
	- develop
	- 'rc*'
	push:
	paths:
	- 'utils/*'
	- 'Dockerfile'
	- '.github/workflows/docker*'

	env:
	REGISTRY: ghcr.io
	IMAGE_NAME: ${{ github.repository }}

	jobs:
	test_image_build:
	runs-on: ubuntu-latest
	name: Test Docker image build
	permissions:
	contents: read
	packages: write
	steps:
	- name: Checkout repository
	uses: actions/checkout@v3

	- name: Log in to the Container registry
	uses: docker/login-action@v2
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Extract metadata (tags, labels) for Docker
	id: meta
	uses: docker/metadata-action@v4
	with:
	images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}

	- name: Build Docker image
	uses: docker/[email protected]
	with:
	context: .
	push: false
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}

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