Don't touch joinwatch notes list if note is empty #1147

	name: docker-push

	on:
	push:
	branches:
	- main
	workflow_dispatch:

	jobs:
	cliptok-build-publish:
	runs-on: ubuntu-latest
	steps:
	-
	name: Checkout
	uses: actions/checkout@v3
	-
	name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2
	-
	name: Cache Docker layers
	uses: actions/cache@v3
	with:
	path: /tmp/.buildx-cache
	key: ${{ runner.os }}-buildx-iteration3-${{ github.sha }}
	restore-keys: \|
	${{ runner.os }}-buildx-iteration3-
	-
	name: Login to Registry
	uses: docker/login-action@v2
	with:
	registry: ghcr.io
	username: ${{ github.repository_owner }}
	password: ${{ secrets.GITHUB_TOKEN }}
	-
	name: Build and push
	uses: docker/build-push-action@v3
	with:
	context: .
	file: ./Dockerfile.multiarch
	platforms: linux/amd64,linux/arm64
	push: true
	tags: \|
	ghcr.io/erisa/cliptok:latest
	ghcr.io/erisa/cliptok:${{ github.sha }}
	cache-from: type=local,src=/tmp/.buildx-cache
	cache-to: type=local,dest=/tmp/.buildx-cache

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