Fix error when visualising 2D image #333

	name: Docker build test publish

	on:
	pull_request:
	branches: [ master ]

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3

	- name: Install docker and pre-reqs
	shell: bash -l {0}
	run: \|
	sudo apt-get update -y
	sudo apt-get upgrade -y
	sudo apt-get install ca-certificates curl gnupg lsb-release -y
	sudo mkdir -p /etc/apt/keyrings
	curl -fsSL https://download.docker.com/linux/ubuntu/gpg \| sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg
	echo \
	"deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
	$(lsb_release -cs) stable" \| sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
	sudo apt-get update
	sudo apt-get install docker-ce docker-ce-cli containerd.io docker-compose-plugin
	sudo docker run hello-world

	- name: Build docker container
	shell: bash -l {0}
	run: \|
	docker build -t cil-viewer docker/web-app

	- name: Run docker container with tests
	shell: bash -l {0}
	run: \|
	docker run --rm --entrypoint /bin/bash -v /home/runner/work/CILViewer/CILViewer:/root/source_code cil-viewer -c "source ./mambaforge/etc/profile.d/conda.sh && conda activate cilviewer_webapp && conda install cil-data pytest -c ccpi && python -m pytest /root/source_code/Wrappers/Python -k 'not test_version and not test_cli_resample and not test_CILViewerBase and not test_CILViewer3D and not test_viewer_main_windows and not test_ui_dialogs'"
	# TODO: publish to come later

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