Watch #5650

	name: Watch

	on:
	workflow_dispatch:
	schedule:
	- cron: '30 /4 * *'

	jobs:
	docker:
	name: Push tagged docker image
	runs-on: ubuntu-latest
	permissions:
	contents: read
	packages: write

	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	ref: master

	- name: Update Dockerfile with latest version
	id: fetch_version
	run: \|
	last=$(curl -s https://packagist.org/packages/vimeo/psalm.json\|jq '[.package.versions[]\|select(.version\|test("^\\d+\\.\\d+\\.\\d+$"))\|.version]\|max_by(.\|[splits("[.]")]\|map(tonumber))')
	last=$(echo $last \| tr -d '"')
	echo "Last Psalm version is $last"
	echo "last=$last" >> $GITHUB_OUTPUT

	sed -i -re "s/require vimeo\/psalm/require vimeo\/psalm:$last/" Dockerfile
	cat Dockerfile

	- name: Docker login
	uses: docker/login-action@v3
	with:
	registry: ghcr.io
	username: ${{ github.repository_owner }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Build images
	run: docker build -t ghcr.io/psalm/psalm-github-actions:${{ steps.fetch_version.outputs.last }} -t ghcr.io/psalm/psalm-github-actions:latest .

	- name: Publish
	run: \|
	docker push ghcr.io/psalm/psalm-github-actions:${{ steps.fetch_version.outputs.last }}
	docker push ghcr.io/psalm/psalm-github-actions:latest

	workflow-keepalive:
	if: github.event_name == 'schedule'
	runs-on: ubuntu-latest
	permissions:
	actions: write
	steps:
	- uses: liskin/gh-workflow-keepalive@v1.2.1
	with:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

Provide feedback