CI - update all GitHub action runners to ubuntu-22.04 #102

	name: Continuous Integration - Weekly

	on:
	schedule:
	# Checks out main by default.
	- cron: '0 0 * * 0'
	# FIXME - for PR testing only, remove before merge
	pull_request:
	branches:
	- main

	concurrency:
	group: ${{ github.workflow }}
	cancel-in-progress: true

	jobs:
	notebooks-stable:
	name: All Notebooks Isolated Test against Cirq stable
	env:
	NOTEBOOK_PARTITIONS: 4
	strategy:
	matrix:
	# partitions should be named partition-0 to partition-(NOTEBOOK_PARTITIONS-1)
	partition: [partition-0, partition-1, partition-2, partition-3]
	runs-on: ubuntu-22.04
	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-python@v5
	with:
	python-version: '3.10'
	architecture: 'x64'
	- name: Install requirements
	run: pip install -r dev_tools/requirements/isolated-base.env.txt
	- name: Notebook tests
	run: check/pytest -n auto -m weekly dev_tools/notebooks/isolated_notebook_test.py -k ${{matrix.partition}}
	- uses: actions/upload-artifact@v4
	if: failure()
	with:
	name: notebook-outputs
	path: out

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