replace webp encoder/decoder #31

	name: Docker

	on:
	push:
	tags: [ 'v..*' ]

	env:
	REGISTRY: ghcr.io
	IMAGE_NAME: ${{ github.repository }}

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false

	permissions:
	contents: read
	packages: write
	id-token: write

	steps:
	- name: Checkout repository
	uses: actions/checkout@v3

	- name: Set up QEMU
	uses: docker/setup-qemu-action@v3

	- name: Setup Docker buildx
	uses: docker/setup-buildx-action@v2

	- name: Log into registry ${{ env.REGISTRY }}
	if: github.event_name != 'pull_request'
	uses: docker/login-action@v2
	with:
	registry: ${{ env.REGISTRY }}
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Get tag
	run: echo "TAG=${GITHUB_REF##*/}" >> $GITHUB_ENV

	- name: Extract Docker metadata
	id: meta
	uses: docker/metadata-action@v4
	with:
	images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
	tags: \|
	type=raw,value=latest,enable=${{ !contains(env.TAG, 'beta') }}
	type=semver,pattern={{raw}}

	- name: Set platforms based on tag
	id: set-platforms
	run: \|
	if [[ "${{ env.TAG }}" == "beta" ]]; then
	echo "PLATFORMS=linux/amd64" >> $GITHUB_ENV
	else
	echo "PLATFORMS=linux/amd64,linux/arm64,linux/arm64/v8" >> $GITHUB_ENV
	fi

	- name: Build and push Docker image
	id: build-and-push
	uses: docker/build-push-action@v4
	with:
	context: .
	push: ${{ github.event_name != 'pull_request' }}
	platforms: ${{ env.PLATFORMS }}
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}
	cache-from: type=gha
	cache-to: type=gha,mode=max

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