chore(wren-ai-service): minor refactor #2744

	# create the github action to run the yarn lint when PR created or pushed to main branch
	#

	name: Wren-UI Lint

	on:
	pull_request:
	types: [ labeled, synchronize ]

	permissions:
	contents: read

	concurrency:
	# avoid mis-canceling the ci runs while other labels are added to the PR, so we add the label name as the condition
	group: ${{ github.workflow }}-${{ github.event_name == 'pull_request' && github.event.label.name == 'ci/ui' && github.event.number \|\| github.sha }}
	cancel-in-progress: true

	defaults:
	run:
	working-directory: wren-ui

	jobs:
	eslint:
	# run this job only if the PR is labeled with "ci/ui"
	if: ${{ github.event.label.name == 'ci/ui' }}
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Set up Node.js
	uses: actions/setup-node@v2
	with:
	node-version: '18'
	- name: Get yarn cache directory path
	id: yarn-cache-dir-path
	run: echo "::set-output name=dir::$(yarn cache dir)"
	- uses: actions/cache@v2
	id: yarn-cache # use this to check for `cache-hit` (`steps.yarn-cache.outputs.cache-hit != 'true'`)
	with:
	path: \| # should cache node_modules as well
	${{ steps.yarn-cache-dir-path.outputs.dir }}
	key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
	restore-keys: \|
	${{ runner.os }}-yarn-
	- if: ${{ steps.yarn-cache.outputs.cache-hit != 'true' }}
	name: List the state of node modules
	continue-on-error: true
	run: yarn list
	- name: Install Node.js dependencies
	run: yarn install
	- name: Run lint
	run: yarn lint

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