Fix buffer overflow on X11 error bug #453

	name: Docker

	on:
	push:
	# Publish `main` as Docker `latest` image.
	branches:
	- main
	paths-ignore:
	- web/**
	- doc/**

	# Publish `v1.2.3` tags as releases.
	tags:
	- v*

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	env:
	IMAGE_NAME: conky
	DOCKERHUB_ACCOUNT: brndnmtthws
	DOCKER_BUILDKIT: 1

	jobs:
	buildx:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	- name: Set up QEMU
	uses: docker/setup-qemu-action@v3
	- name: Set up Docker Buildx
	id: buildx
	uses: docker/setup-buildx-action@v3
	- name: Log into Dockerhub registry
	run: echo "${{ secrets.DOCKERHUB_TOKEN }}" \| docker login -u $DOCKERHUB_ACCOUNT --password-stdin
	- name: Build
	run: \|
	DOCKERHUB_IMAGE_ID=$DOCKERHUB_ACCOUNT/$IMAGE_NAME

	# Change all uppercase to lowercase
	DOCKERHUB_IMAGE_ID=$(echo $DOCKERHUB_IMAGE_ID \| tr '[A-Z]' '[a-z]')

	# Strip git ref prefix from version
	VERSION=$(echo "${{ github.ref }}" \| sed -e 's,./$.$,\1,')

	# Strip "v" prefix from tag name
	[[ "${{ github.ref }}" == "refs/tags/"* ]] && VERSION=$(echo $VERSION \| sed -e 's/^v//')

	# Use Docker `latest` tag convention
	[ "$VERSION" == "main" ] && VERSION=latest

	docker buildx build \
	--push \
	--platform linux/arm/v7,linux/arm64/v8,linux/amd64 \
	--cache-from=type=registry,ref=$DOCKERHUB_ACCOUNT/$IMAGE_NAME:buildcache \
	--cache-to=type=registry,ref=$DOCKERHUB_ACCOUNT/$IMAGE_NAME:buildcache,mode=max \
	--tag $DOCKERHUB_IMAGE_ID:$VERSION \
	.

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