better：微调关系prompt的构建

src/person_info/relationship_manager.py

@@ -124,10 +124,19 @@ class RelationshipManager:
         if not person_name or person_name == "none":
             return ""
         short_impression = await person_info_manager.get_value(person_id, "short_impression")
+        
 
+        
         nickname_str = await person_info_manager.get_value(person_id, "nickname")
         platform = await person_info_manager.get_value(person_id, "platform")
-        relation_prompt = f"'{person_name}' ，ta在{platform}上的昵称是{nickname_str}。"
+        
+        if person_name == nickname_str and not short_impression:
+            return ""        
+
+        if person_name == nickname_str:
+            relation_prompt = f"'{person_name}' :"
+        else:
+            relation_prompt = f"'{person_name}' ，ta在{platform}上的昵称是{nickname_str}。"
 
         if short_impression:
             relation_prompt += f"你对ta的印象是：{short_impression}。"