Add way to config when unsatisfiable for topology spread #60

	name: Go
	on: [pull_request]
	jobs:

	build:
	name: Build
	runs-on: ubuntu-latest
	steps:

	- name: Set up Go 1.20
	uses: actions/setup-go@v1
	with:
	go-version: 1.20
	id: go

	- name: Check out code into the Go module directory
	uses: actions/checkout@v1

	- name: Get dependencies
	run: \|
	go mod download
	curl -L -o /tmp/kubebuilder https://github.com/kubernetes-sigs/kubebuilder/releases/download/v3.11.1/kubebuilder_linux_amd64
	sudo mv /tmp/kubebuilder /usr/local/kubebuilder


	cd coredns-plugin && go get -v -t -d ./...

	- name: Build
	run: go build -v .

	- name: Build CoreDNS plugin
	run: cd coredns-plugin && go build -o coredns ./cmd

	- name: Test
	run: \|
	# make sure Go binaries are in PATH
	export PATH=${PATH}:$(go env GOPATH)/bin

	# install K8s testing components (apiserver etc)
	go install sigs.k8s.io/controller-runtime/tools/setup-envtest@latest


	# populate KUBEBUILDER_ASSETS env var
	KUBEBUILDER_ASSETS=$(setup-envtest use -p path) go test ./... -ginkgo.v -v

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