Build and push multi-platform docker images #5

	name: Build and push multi-platform docker images

	on:
	push:
	tags:
	- '^v[0-9]{2}\.[0-9]{2}(\.[0-9]{1,2})?$'
	workflow_dispatch:
	inputs:
	version:
	description: 'Release version'
	required: true

	jobs:
	build:
	runs-on: ubuntu-latest

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

	- name: Setup Docker Buildx
	uses: docker/setup-buildx-action@v1

	- name: Log in to Docker Hub
	uses: docker/login-action@v1
	with:
	username: ${{ secrets.DOCKER_USERNAME }}
	password: ${{ secrets.DOCKER_PASSWORD }}

	- name: Cache Docker layers
	uses: actions/cache@v2
	with:
	path: /tmp/.buildx-cache
	key: ${{ runner.os }}-buildx-${{ github.sha }}
	restore-keys: \|
	${{ runner.os }}-buildx-

	- name: Build and push Docker images
	run: \|
	docker buildx build \
	--platform linux/arm64,linux/arm/v7 \
	--tag elementsproject/lightningd:${{ github.event.inputs.version }} \
	--cache-from type=local,src=/tmp/.buildx-cache \
	--cache-to type=local,dest=/tmp/.buildx-cache \
	--push .

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