Change gerrydb cache to have default max size 20gb #39

	name: GerryDB client tests
	on: [push, pull_request]
	jobs:
	run:
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	python-version: ['3.10', '3.11']
	os: [ubuntu-latest, macos-latest]
	env:
	OS: ${{ matrix.os }}
	PYTHON: ${{ matrix.python-version }}
	steps:
	- uses: actions/checkout@main
	- name: Set up Python
	uses: actions/setup-python@master
	with:
	python-version: ${{ matrix.python-version }}
	- name: Install dependencies
	run: \|
	pip install poetry
	pip install .
	pip install black isort
	- name: Check formatting
	run: \|
	python -m black . --check
	python -m isort . --diff
	- name: Run tests and generate coverage report
	run: \|
	pip install pytest
	pip install pytest-cov
	pytest -v --cov=./ --cov-report=xml
	- name: Upload coverage to Codecov
	uses: codecov/codecov-action@v3
	with:
	token: ${{ secrets.CODECOV_TOKEN }}
	directory: .
	env_vars: OS,PYTHON
	fail_ci_if_error: true
	files: ./coverage.xml
	flags: unittests
	name: codecov-umbrella
	verbose: true

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