fix logic in handler

lib/workload_service/handlers/task_completed_handler.ex

@@ -17,12 +17,16 @@ defmodule WorkloadService.Handlers.TaskCompletedHandler do
   def handle(%TaskCompleted{} = event, _metadata) do
     aggregate_module =
       case event.id.type do
-        "quote" -> QuoteTask
+        "quote" -> {:ok, QuoteTask}
         # "solicitation" -> SolicitationTask
-        _ -> nil
+        _ -> {:error, "aggregate module not found for event type #{event.id}"}
       end
 
-    if aggregate_module do
+    case aggregate_module do
+      {:error, reason} ->
+        {:error, reason}
+
+      {:ok, module} ->
         case Aggregate.aggregate_state(
                WorkloadService.CommandedApp,
                aggregate_module,
@@ -41,11 +45,5 @@ defmodule WorkloadService.Handlers.TaskCompletedHandler do
             Logger.info("TaskCompletedHandler: published for #{event.id}")
         end
     end
-
-    :ok
-  rescue
-    e ->
-      Logger.error("TaskCompletedHandler: failed to process - #{inspect(e)}")
-      :ok
   end
 end