Move common steps into composite step #1144

	name: Linting & Testing

	on:
	push:
	branches:
	- master
	pull_request:

	env:
	RUNS_ON: ubuntu-latest

	jobs:
	pre-commit:
	name: Pre-commit
	strategy:
	matrix:
	python-version: ["3.9", "3.10"]
	runs-on: ubuntu-latest
	steps:
	- name: Check out the repository
	uses: actions/checkout@v4

	- name: Prepare and install deps
	uses: ./.github/actions/install-deps
	with:
	python-version: ${{ matrix.python-version }}

	- uses: actions/cache@v4
	name: Cache pre-commit hooks
	with:
	path: ~/.cache/pre-commit/
	key: >
	${{ format('pre-commit-{0}-{1}-{2}',
	env.RUNS_ON,
	matrix.python-version,
	hashFiles('.pre-commit-config.yaml')
	) }}
	restore-keys: \|
	pre-commit-${{ env.RUNS_ON }}-${{ matrix.python-version }}-
	pre-commit-${{ env.RUNS_ON }}-

	- name: Run pre-commit on all files
	run: \|
	poetry run pre-commit run --all-files --show-diff-on-failure --color=always

	- name: Run python-typing-update
	run: \|
	poetry run pre-commit run --hook-stage manual python-typing-update --all-files --show-diff-on-failure --color=always

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