update for mcp

backend/app/services/llm/llm_factory.py

@@ -16,7 +16,7 @@ from app.shared.model_usage_tracker import get_model_usage_tracker
 # Keep provider-specific behavior explicit so debugging stays straightforward.
 DEFAULT_MODELS = {
     LLMProvider.DEEPSEEK: "deepseek-v4-flash",
-    LLMProvider.QWEN: "qwen3.5-flash",
+    LLMProvider.QWEN: "qwen3.6-flash",
     LLMProvider.QWEN_VL: "qwen3-vl-plus"
 }
 
@@ -101,6 +101,8 @@ class LLMFactory:
             "qwen-max": LLMProvider.QWEN,
             "qwen3.5-flash": LLMProvider.QWEN,
             "qwen3.5-plus": LLMProvider.QWEN,
+            "qwen3.6-flash": LLMProvider.QWEN,
+            "qwen3.6-plus": LLMProvider.QWEN,
             "qwen_vl": LLMProvider.QWEN_VL,
             "qwen-vl": LLMProvider.QWEN_VL,
             "qwen-vl-plus": LLMProvider.QWEN_VL,