fix: readme #47

	name: Main
	on: [push]
	jobs:
	build-shim:
	runs-on: ubuntu-latest
	steps:
	- name: Set Environment Variables
	run: \|
	echo "runner_arch=$(uname -m)" >> $GITHUB_ENV
	- name: Checkout
	uses: actions/checkout@v2
	- name: Set up Docker Context for Buildx
	run: docker context create builder
	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v1
	with:
	version: latest
	endpoint: builder
	- name: Cache Docker Layers
	uses: actions/cache@v2
	with:
	path: /tmp/.buildx-cache
	key: "${{ runner.os }}-${{ env.runner_arch }}-buildx-${{ github.sha }}"
	restore-keys: "${{ runner.os }}-${{ env.runner_arch }}-buildx-"
	- name: Build
	run: BUILDX_USE_CACHE=y /bin/bash ./build.sh
	- name: Move cache
	run: \|
	rm -rf /tmp/.buildx-cache
	mv /tmp/.buildx-cache-new /tmp/.buildx-cache
	- uses: actions/upload-artifact@v3
	with:
	name: output
	path: output/**
	- uses: actions/upload-artifact@v3
	with:
	name: review
	path: review/**

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