Run Precommit Checks on PR Approval #16

	# This action is triggered when a pull request review is submitted.
	# It will run precommit checks only when the pull request is approved.
	# Reference: https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#running-a-workflow-when-a-pull-request-is-approved

	name: Run Precommit Checks on PR Approval

	on:
	workflow_dispatch:
	push:
	branches:
	- main
	pull_request_review:
	types: [submitted]

	jobs:
	# This job runs the precommit checks on the changed files.
	run_precommit_checks:

	# Ensures the job only runs when the PR review state is "approved".
	if: github.event.review.state == 'approved'
	runs-on: ubuntu-22.04

	steps:
	# Checkout the repository to the GitHub Actions runner.
	- name: Checkout Repository
	uses: actions/checkout@v4

	# Set up the desired Python environment.
	- name: Setup Python Environment
	uses: actions/setup-python@v4
	with:
	python-version: '3.10.13'
	cache: 'pip'

	# Install the required dependencies for local repos in the precommit hooks
	- name: Install Dependencies
	run: pip install -r .github/workflows/requirements.txt

	# Determine which python files have changed in the PR.
	- name: Get Changed Files
	id: changed-files
	uses: tj-actions/changed-files@v36
	with:
	files: '*.py'

	# Run the precommit hooks only on the changed files.
	- name: Execute Precommit Hooks on Changed Files in PR
	uses: pre-commit/[email protected]
	with:
	extra_args: --files ${{ steps.changed-files.outputs.all_changed_files }}

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