Add AfterSTT() method

Author: HardCodeDev777

unity/Editor/BaseAgentController.cs

@@ -39,6 +39,11 @@ internal sealed class BaseAgentController : MonoBehaviour, IAgent
         /// Action invoked after TTS playback finishes
         /// </summary>
         [HideInInspector] public Action AfterTTS { get; set; }
+        /// <summary>
+        /// Action invoked after STT transcription
+        /// </summary>
+        [HideInInspector] public Action AfterSTT { get; set; }
+
         private int _responseCount;
 
         // STT
@@ -185,6 +190,9 @@ private async void OnRecordStop(AudioChunk recordedAudio)
             if (res == null) return;
 
             _output = res.Result;
+
+            AfterSTT?.Invoke();
+
             await SafeExecutionUtils.SafeExecute("SendMessage", SendMessage, _output);
         }
         #endregion

unity/Runtime/AgentManager.cs

@@ -15,8 +15,9 @@ public static class AgentManager
         /// <param name="beh">Behaviour to attach</param>
         public static void SetBehaviourToAgent<T>(T agent, AgentBehaviour beh) where T: MonoBehaviour, IAgent
         {
-            agent.AfterTTS += beh.AfterTTS;
             agent.BeforeTTS += beh.BeforeTTS;
+            agent.AfterTTS += beh.AfterTTS;
+            agent.AfterSTT += beh.AfterSTT;
         }
     }
 }

unity/Runtime/AgentUtils.cs

@@ -12,6 +12,7 @@ public interface IAgent
     {
         public Action<AgentState> BeforeTTS { get; set; }
         public Action AfterTTS { get; set; }
+        public Action AfterSTT { get; set; }
     }
 
     /// <summary>
@@ -35,9 +36,14 @@ public abstract class AgentBehaviour : MonoBehaviour
         public abstract void BeforeTTS(AgentState state);
 
         /// <summary>
-        /// Called after receiving and playing the TTS response
+        /// Called after receiving and playing the Text-To-Speech response
         /// </summary>
         public abstract void AfterTTS();
+
+        /// <summary>
+        /// Called after Speech-To-Text transcription
+        /// </summary>
+        public abstract void AfterSTT();
     }
 
     /// <summary>