fix: restore watcher if channel is closed

internal/crd/watch.go

@@ -17,12 +17,12 @@ import (
 func (crd Crd) watchFlinkJobs(ch chan FlinkJobCrdEvent) {
 
 	go func() {
+		for {
 			pkg.Logger.Debug("[crd] starting watch")
 			watcher, err := crd.client.Watch(context.Background(), metaV1.ListOptions{})
 			if err != nil {
 				panic(err)
 			}
-		defer watcher.Stop()
 			namespace := os.Getenv("NAMESPACE")
 			pkg.Logger.Debug("[crd] [watch]", zap.String("namespace", namespace))
 			for event := range watcher.ResultChan() {
@@ -62,7 +62,9 @@ func (crd Crd) watchFlinkJobs(ch chan FlinkJobCrdEvent) {
 					crd.remove(job.UID)
 				}
 			}
-
+			defer watcher.Stop()
+			pkg.Logger.Warn("[crd] [watch] Watcher stopped, restarting...")
+		}
 	}()
 
 }