refactor: Extract function for serving child specs

lib/medical_transcription/application.ex

@@ -23,20 +23,8 @@ defmodule MedicalTranscription.Application do
       {Phoenix.PubSub, name: MedicalTranscription.PubSub},
       # Start the Finch HTTP client for sending emails
       {Finch, name: MedicalTranscription.Finch},
-      {
-        Nx.Serving,
-        serving: transcription_serving,
-        name: TranscriptionServing,
-        batch_size: 4,
-        batch_timeout: 100
-      },
-      {
-        Nx.Serving,
-        serving: token_classification_serving,
-        name: TokenClassificationServing,
-        batch_size: 1,
-        batch_timeout: 100
-      },
+      serving_child_spec(TranscriptionServing, transcription_serving, 4),
+      serving_child_spec(TokenClassificationServing, token_classification_serving, 1),
       # Start a worker by calling: MedicalTranscription.Worker.start_link(arg)
       # {MedicalTranscription.Worker, arg},
       # Start to serve requests, typically the last entry
@@ -56,4 +44,11 @@ defmodule MedicalTranscription.Application do
     MedicalTranscriptionWeb.Endpoint.config_change(changed, removed)
     :ok
   end
+
+  defp serving_child_spec(name, serving, batch_size) do
+    {
+      Nx.Serving,
+      serving: serving, name: name, batch_size: batch_size, batch_timeout: 100
+    }
+  end
 end