fix for auto memcached setup

functions/onprem/orborus/orborus.go

@@ -456,6 +456,8 @@ func deployServiceWorkers(image string) {
 		}
 	}
 
+	// Only do this if no memcached is set manually
+	if os.Getenv("SHUFFLE_MEMCACHED") == "" {
 		isMemcachedRunning, err := checkMemcached(ctx, dockercli)
 		if err != nil {
 			log.Printf("[ERROR] Failed checking memcached: %s", err)
@@ -466,8 +468,8 @@ func deployServiceWorkers(image string) {
 		}
 
 		ip := "shuffle-cache"
-
 		os.Setenv("SHUFFLE_MEMCACHED", fmt.Sprintf("%s:11211", ip))
+	}
 
 	defaultNetworkAttach := false
 	if containerId != "" {