4.0 blog post #834

	name: Linters

	on:
	pull_request:
	types: [opened, synchronize, reopened]
	merge_group:
	types: [checks_requested]
	push:
	branches:
	- main

	concurrency:
	group: ${{ github.workflow }}-${{ github.head_ref \|\| github.run_id }}
	cancel-in-progress: true

	env:
	NODE_VERSION: lts/*

	permissions:
	contents: read

	jobs:
	yarn-run-lint:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	persist-credentials: false
	- name: Extract Uppy version from yarn.lock
	id: UPPY_VERSION_FROM_YARN_LOCK
	run: \|
	grep 'resolution: "uppy@' yarn.lock \| awk -F'"' '{ sub(/npm:/, ""); print "UPPY_REF=" $2 }' >> "$GITHUB_OUTPUT"
	- name: Checkout docs from Uppy repo
	uses: actions/checkout@v4
	with:
	repository: transloadit/uppy
	ref: ${{ steps.UPPY_VERSION_FROM_YARN_LOCK.outputs.UPPY_REF }}
	path: uppy
	- run: mv uppy /tmp/uppy && ln -s /tmp/uppy/docs docs
	- name: Use Node.js ${{ env.NODE_VERSION }}
	uses: actions/setup-node@v4
	with:
	node-version: ${{ env.NODE_VERSION }}
	cache: yarn
	env:
	SKIP_YARN_COREPACK_CHECK: 1
	- name: Environment Information
	run: npx envinfo
	- name: Install dependencies
	run: corepack yarn --immutable
	- name: Lint files
	run: corepack yarn lint

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