Merge pull request #105 from davideshay/fixes108 #41

	name: build-publish-alexa
	on:
	workflow_dispatch:
	push:
	branches:
	- master
	tags:
	- 'v*'
	paths:
	- 'alexa/**'
	defaults:
	run:
	working-directory: alexa
	env:
	REGISTRY: ghcr.io
	IMAGE_NAME: ${{ github.repository }}-alexa
	jobs:
	build-it:
	runs-on: ubuntu-latest
	steps:
	# - name: Get latest tag
	# id: vars
	# run: echo ::set-output name=tag::${GITHUB_REF:10}

	- name: Clone repository
	uses: actions/checkout@v3
	with:
	ref: ${{ steps.vars.outputs.tag }}

	- name: Set up QEMU
	uses: docker/setup-qemu-action@v2
	with:
	image: tonistiigi/binfmt:latest
	platforms: arm64,arm

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2

	- name: Login to ghcr.io
	uses: docker/login-action@v2
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Docker meta
	id: meta
	uses: docker/metadata-action@v4
	with:
	images: \|
	${{ env.REGISTRY }}/${{ env.IMAGE_NAME}}
	tags: \|
	type=ref,event=branch
	type=ref,event=pr
	type=semver,pattern={{version}}
	type=semver,pattern={{major}}.{{minor}}

	- name: Build and push
	uses: docker/build-push-action@v4
	with:
	file: alexa/Dockerfile
	platforms: linux/amd64,linux/arm64,linux/arm/v7
	push: true
	tags: ${{ steps.meta.outputs.tags }}
	labels: ${{ steps.meta.outputs.labels }}
	cache-from: type=gha
	cache-to: type=gha,mode=max

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