chore: add label on pr automatically #34

	name: "Add labels"

	on:
	pull_request:

	permissions:
	pull-requests: write

	jobs:
	apply-label:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	ref: ${{ github.event.pull_request.head.sha }}
	fetch-depth: 0

	- uses: rogerluan/[email protected]
	with:
	github_token: ${{ secrets.github_token }}

	- uses: actions/github-script@v7
	with:
	script: \|
	const { execSync } = require('child_process')
	const { commits } = context.payload.pull_request
	const rawFiles = execSync(`git diff --name-only HEAD HEAD~${commits}`).toString()
	const files = rawFiles.split('\n').filter(Boolean)

	// verify packages
	const packagesFiles = files.filter(file => file.startsWith('packages/') && !file.includes('mix_lint_test'))
	const packages = packagesFiles.map(file => file.split('/')[1])
	const labels = Array.from(new Set(packages))

	// verify documentation
	const wasDocModified = files.filter(file => file.startsWith('website/')).length > 0
	if (wasDocModified) {
	labels.push('documentation')
	}

	// verify examples
	const wasExampleModified = files.filter(file => file.startsWith('examples/')).length > 0
	if (wasExampleModified) {
	labels.push('examples')
	}

	// verify repo
	const wasRepoModified = files.filter(file => !file.startsWith('website/') && !file.startsWith('packages/') && !file.startsWith('examples/')).length > 0
	if (wasRepoModified) {
	labels.push('repo')
	}

	console.log(labels)

	github.rest.issues.addLabels({
	issue_number: context.issue.number,
	owner: context.repo.owner,
	repo: context.repo.repo,
	labels: labels
	})

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