Update to include new Polygon background #641

	name: Mathics-Django (ubuntu)

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	jobs:
	build:
	runs-on: ubuntu-22.04
	strategy:
	matrix:
	python-version: ['3.7', '3.8', '3.9', '3.10']
	steps:
	- uses: actions/checkout@v3
	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v3
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install OS dependencies
	run: \|
	sudo apt-get update -qq && sudo apt-get install -qq liblapack-dev llvm-dev nodejs npm tesseract-ocr
	python -m pip install --upgrade pip
	- name: Install Python dependencies
	run: \|
	# Can adjust when next Mathics is released
	# python -m pip install -e git+https://github.com/Mathics3/mathics-scanner#egg=Mathics-Scanner[full]
	# For testing 3.11 we need to do something like the below until the next Mathics3 is released
	# python -m pip install -e git+https://github.com/Mathics3/mathics-scanner#egg=Mathics-Scanner[full]
	# python -m pip install -e git+https://github.com/Mathics3/mathics-core#egg=Mathics3[full]
	git clone https://github.com/Mathics3/mathics-core
	(cd mathics-core && pip3 install -e .[full])
	(cd mathics-core && bash ./admin-tools/make-op-tables.sh)
	- name: Install Mathics3 Django
	run: \|
	pip install pytest pexpect
	npm install
	python -m pip install -e .[full]
	make develop
	- name: Test mathics-django
	run: \|
	make pytest gstest
	make doctest o="--exclude TextRecognize,PythonCProfileEvaluation"
	make check

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