Add retryable import client

go.mod

@@ -4,10 +4,12 @@ go 1.18
 
 require (
 	github.com/authzed/grpcutil v0.0.0-20230908193239-4286bb1d6403
+	github.com/cenkalti/backoff/v4 v4.2.1
 	github.com/envoyproxy/protoc-gen-validate v1.0.2
 	github.com/grpc-ecosystem/grpc-gateway/v2 v2.18.0
 	github.com/jzelinskie/stringz v0.0.3
 	github.com/magefile/mage v1.15.0
+	github.com/samber/lo v1.39.0
 	github.com/stretchr/testify v1.8.4
 	golang.org/x/sync v0.6.0
 	google.golang.org/genproto/googleapis/api v0.0.0-20240116215550-a9fa1716bcac
@@ -24,6 +26,7 @@ require (
 	github.com/grpc-ecosystem/go-grpc-middleware v1.4.0 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/rogpeppe/go-internal v1.11.0 // indirect
+	golang.org/x/exp v0.0.0-20220303212507-bbda1eaf7a17 // indirect
 	golang.org/x/net v0.20.0 // indirect
 	golang.org/x/sys v0.16.0 // indirect
 	golang.org/x/text v0.14.0 // indirect