修复对话背景信息配置

src/routers/deep_agent_chat.py

@@ -146,6 +146,13 @@ async def chat_stream(request: DeepAgentChatRequest):
                                                    "Please strictly follow the above settings in subsequent conversations。"
                 )
                 initial_messages.append(SystemMessage(content=system_prompt))
+            design_backend = f"""
+            <design_constraints>
+            Category: {cp.type or 'unspecified'}
+            region: {cp.region or 'unspecified'}
+            style: {cp.style or 'unspecified'}
+            </design_constraints>
+            """
 
     # 6. 分支处理
     if is_branching:
@@ -195,6 +202,9 @@ async def chat_stream(request: DeepAgentChatRequest):
         if input_image_content:
             content[0]["text"] += input_image_content
 
+        if design_backend:
+            content[0]["text"] += design_backend
+
         message_list = [{"role": "user", "content": content}]
         final_messages = {"messages": message_list, "files": files}
         logger.info(final_messages)
@@ -210,7 +220,7 @@ async def chat_stream(request: DeepAgentChatRequest):
                 subgraphs=True,
                 context=Context(use_report=request.use_report,
                                 language=request.language,
-                                type=request.config_params.type ,
+                                type=request.config_params.type,
                                 region=request.config_params.region,
                                 style=request.config_params.style,
                                 ),