Build-Env Docker Image #14

	name: Build-Env Docker Image
	concurrency:
	group: ${{ github.workflow }}-${{ github.event.pull_request.number \|\| github.sha }}
	cancel-in-progress: true

	on:
	push:
	branches: master
	paths:
	- '**Dockerfile'
	- '**docker.yml'
	workflow_dispatch:
	schedule:
	- cron: '25 1 5 * *'

	jobs:
	build-env-image:
	runs-on: ubuntu-24.04
	steps:
	- name: Prepare env for workflow
	run: \|
	echo "OWNER_LC=${OWNER,,}" >>${GITHUB_ENV}
	env:
	OWNER: '${{ github.repository_owner }}'
	- name: Checkout
	uses: actions/checkout@v4

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3

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

	- name: Build and push
	id: build
	uses: docker/build-push-action@v6
	env:
	REGISTRY_IMAGE: ghcr.io/${{ env.OWNER_LC }}/vs-fltk
	with:
	file: ./docker/Dockerfile
	context: ./docker
	push: true
	tags: ${{ env.REGISTRY_IMAGE }}:build-env
	cache-from: type=registry,ref=${{ env.REGISTRY_IMAGE }}:build-env-buildcache
	cache-to: type=registry,ref=${{ env.REGISTRY_IMAGE }}:build-env-buildcache,mode=max

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