mix and ecs images: Update Alpine to 3.19 #8

	name: devcontainer

	on:
	push:
	paths:
	- '.github/workflows/devcontainer.yml'
	- 'devcontainer/**'

	jobs:

	devcontainer:

	runs-on: ubuntu-latest
	permissions:
	contents: read
	packages: write

	steps:

	- uses: actions/checkout@v3

	- name: Build image
	run: docker build
	devcontainer
	--tag devcontainer

	- name: Login to GitHub Container Registry
	uses: docker/login-action@v2
	with:
	registry: ghcr.io
	username: ${{ github.repository_owner }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Push image
	run: \|
	IMAGE_ID=ghcr.io/${{ github.repository_owner }}/devcontainer
	# Strip git ref prefix from version
	VERSION=$(echo "${{ github.ref }}" \| sed -e 's,./$.$,\1,')
	# Use Docker `latest` tag convention
	[ "$VERSION" == "master" ] && VERSION=latest
	docker tag devcontainer $IMAGE_ID:$VERSION
	docker push $IMAGE_ID:$VERSION

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