Bump library/node from 16-alpine to 20-alpine #38

	name: Docker CI
Check failure on line 1 in .github/workflows/docker-ci.yml View workflow run for this annotation GitHub Actions / .github/workflows/docker-ci.yml Invalid workflow file you may only define one of `tags` and `tags-ignore` for a single event

	on:
	workflow_dispatch:
	push:
	tags:
	- "*"
	tags-ignore:
	- "v*"

	jobs:
	buildandpush:
	runs-on: ubuntu-latest
	steps:

	# https://github.com/marketplace/actions/checkout
	- name: Checkout
	uses: actions/checkout@v4
	with:
	submodules: true

	# https://github.com/docker/setup-qemu-action#usage
	- name: Set up QEMU
	uses: docker/setup-qemu-action@v3

	# https://github.com/marketplace/actions/docker-setup-buildx
	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3

	# https://github.com/docker/build-push-action#multi-platform-image
	- name: Build and push to Docker Hub
	uses: docker/build-push-action@v5
	with:
	context: .
	platforms: linux/amd64,linux/arm64

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