Add observation space to single item recommendation system tutorial #59

	name: Workflow for CI and Codecov Action
	on: [push, pull_request]
	jobs:
	run:
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest, macos-latest, windows-latest]
	env:
	OS: ${{ matrix.os }}
	PYTHON: '3.9'
	steps:
	- uses: actions/checkout@v4
	- name: Setup Python
	uses: actions/setup-python@v4
	with:
	python-version: 3.9
	- name: Install dependencies
	run: \|
	pip install pytest
	pip install pytest-cov
	pip install -e .
	- name: Generate coverage report
	run: \|
	pytest --cov=./ --cov-report=xml
	- name: Upload coverage to Codecov
	if: success() \|\| failure()
	uses: codecov/codecov-action@v4
	with:
	env_vars: OS,PYTHON
	file: ./coverage.xml
	flags: unittests
	name: codecov-umbrella
	token: ${{ secrets.CODECOV_TOKEN }}
	slug: facebookresearch/Pearl
	verbose: true

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