chore: update README #49

	name: synctest

	on:
	push: { }
	pull_request: { }

	concurrency:
	group: ${{ github.workflow }}-${{ github.event.pull_request.number \|\| github.event.after }}
	cancel-in-progress: true

	jobs:
	test_sync_job:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout
	uses: actions/checkout@v3
	- name: Set up Go
	uses: actions/setup-go@v2
	with:
	go-version: 1.20.4
	- name: Build
	run: make
	- name: Run docker registry
	run: docker run -d -p 5000:5000 --restart=always --name registry registry:2
	- name: Run image-syncer
	run: ./image-syncer --proc=6 --auth=./.github/workflows/config/test-auth.yml --images=./.github/workflows/config/test-images.yml
	- name: Use docker to check result
	run: \|
	docker pull localhost:5000/image-syncer-test/alpine:3.18.2 &&
	docker pull localhost:5000/image-syncer-test/olm:v0.18.3 &&
	docker pull localhost:5000/image-syncer-test/hybridnet:v0.8.2 &&
	docker pull localhost:5000/image-syncer-test/hybridnet@sha256:14b267eb38aa85fd12d0e168fffa2d8a6187ac53a14a0212b0d4fce8d729598c &&
	docker pull localhost:5000/image-syncer-test/hybridnet:v0.8.2-test

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