docs(readme): Update README to point to fork #6

	name: Build

	permissions:
	contents: read
	packages: write

	on:
	push:
	branches:
	- master
	pull_request:
	branches:
	- master
	workflow_dispatch:

	jobs:
	shellcheck:
	name: Shellcheck
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v2
	- name: Run Shellcheck
	uses: ludeeus/action-shellcheck@master
	docker:
	name: Docker Build
	needs:
	- shellcheck
	runs-on: ubuntu-latest
	steps:
	- name: QEMU
	uses: docker/setup-qemu-action@v1

	- name: BuildKit
	uses: docker/setup-buildx-action@v1

	- name: Login to GHCR
	uses: docker/login-action@v1
	with:
	registry: ghcr.io
	username: ${{ github.repository_owner }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Build and push
	id: docker_build
	uses: docker/build-push-action@v2
	with:
	push: true
	platforms: linux/amd64,linux/arm64
	tags: \|
	ghcr.io/${{ github.repository }}:latest
	ghcr.io/${{ github.repository }}:${{ github.sha }}

	- name: Image digest
	run: echo ${{ steps.docker_build.outputs.digest }}

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