Add pyproject.toml for Custom Node Registry #27

	name: Linter

	on:
	- push
	- pull_request

	jobs:
	lint-python:
	name: ruff
	runs-on: ubuntu-latest
	steps:
	- name: Checkout Code
	uses: actions/checkout@v3
	- uses: actions/setup-python@v4
	with:
	python-version: 3.11
	# NB: there's no cache: pip here since we're not installing anything
	# from the requirements.txt file(s) in the repository; it's faster
	# not to have GHA download an (at the time of writing) 4 GB cache
	# of PyTorch and other dependencies.
	- name: Install Ruff
	run: pip install ruff==0.1.6
	- name: Run Ruff
	run: ruff .

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