fix: set empty default norms and goals

ref: N25B-200

src/control_backend/agents/bdi/rules.asl

@@ -1,15 +1,18 @@
+norms("").
+goals("").
+
 +new_message : user_said(Message) & norms(Norms) & goals(Goals) <-
   -new_message;
   .reply(Message, Norms, Goals).
 
-+new_message : user_said(Message) & norms(Norms) <-
-  -new_message;
-  .reply_no_goals(Message, Norms).
-
-+new_message : user_said(Message) & goals(Goals) <-
-  -new_message;
-  .reply_no_norms(Message, Goals).
-
-+new_message : user_said(Message) <-
-  -new_message;
-  .reply_no_goals_no_norms(Message).
+// +new_message : user_said(Message) & norms(Norms) <-
+//   -new_message;
+//   .reply_no_goals(Message, Norms).
+//
+// +new_message : user_said(Message) & goals(Goals) <-
+//   -new_message;
+//   .reply_no_norms(Message, Goals).
+//
+// +new_message : user_said(Message) <-
+//   -new_message;
+//   .reply_no_goals_no_norms(Message).

src/control_backend/agents/llm/llm_instructions.py

@@ -6,10 +6,7 @@ class LLMInstructions:
 
     @staticmethod
     def default_norms() -> str:
-        return """
-        Be friendly and respectful.
-        Make the conversation feel natural and engaging.
-        """.strip()
+        return "Be friendly and respectful.\nMake the conversation feel natural and engaging."
 
     @staticmethod
     def default_goals() -> str: