chore(i18n): translate memory prompt and system message to Chinese

memory_module/memory_integration.py

@@ -25,12 +25,10 @@ class Mem0Integration:
         self.llm_model = config["llm"]["config"]["model"]
         
         # Memory prompt template
-        self.memory_template = """Based on the following memories about the user:
+        self.memory_template = """根据以下关于用户的记忆：
 {memories}
-
-Please respond to the user's query: {query}
-
-In your response, consider the memories above to provide a personalized answer."""
+请回应用户的询问：{query}
+在你的回复中，请参考上述记忆以提供个性化的回答。"""
     
     def search_memories(self, query: str, user_id: str, limit: int = 5) -> List[Any]:
         """Search for relevant memories about the user."""
@@ -122,7 +120,7 @@ In your response, consider the memories above to provide a personalized answer."
             response = self.openai_client.chat.completions.create(
                 model=self.llm_model,
                 messages=[
-                    {"role": "system", "content": "You are a helpful assistant with access to user memories. Use the provided memories to personalize your responses."},
+                    {"role": "system", "content": "你是一个乐于助人的助手，可以访问用户记忆。请使用提供的记忆来个性化你的回复。"},
                     {"role": "user", "content": enhanced_prompt}
                 ],
             )