fix Docker CD pipeline #2

	name: Docker Image CD Pipeline

	on:
	push:
	branches:
	- '**'
	pull_request:
	branches:
	- '**'

	jobs:
	docker:
	if: github.ref == 'refs/heads/master'
	name: docker
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v2
	- name: Get version from Cargo.toml
	id: cargo-version
	run: echo "::set-output name=VERSION::$(grep '^version =' Cargo.toml \| sed -E 's/version = \"(.*)\"/\1/')"
	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v2
	with:
	driver-opts: network=host
	- name: Install QEMU for Multi-Platform Builds
	uses: docker/setup-qemu-action@v2
	- name: Log in to GitHub Container Registry
	run: \|
	echo "${{ secrets.GITHUB_TOKEN }}" \| docker login ghcr.io -u ${{ github.actor }} --password-stdin
	- name: Build and Push Docker Image for Multiple Architectures
	run: \|
	docker buildx create --use
	docker buildx build \
	--platform linux/amd64,linux/arm64 \
	--tag ghcr.io/core-coin/core-etl:v${{ steps.cargo-version.outputs.VERSION }} \
	--tag ghcr.io/core-coin/core-etl:latest \
	--push .
	- name: Verify Image Digest (Optional)
	run: docker buildx imagetools inspect ghcr.io/core-coin/core-etl:latest

Provide feedback