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Signed-off-by: Tihomir Surdilovic <tihomir@temporal.io>

Author: tsurdilo

core/src/main/java/io/temporal/samples/packetdelivery/PacketDeliveryWorkflowImpl.java

@@ -34,6 +34,7 @@ public String execute() {
       packetsDelivered.add(delivery.getDelivered());
     }
 
+    // Wait for all packet deliveries to complete
     Promise.allOf(packetsDelivered).get();
     return "completed";
   }