Update app.py

app.py

@@ -80,8 +80,10 @@ except ImportError as e:
 
 # --- 2. 模型設定與初始化 ---
 
-MODEL_NAME = "Qwen3-0.6B-Q8_0.gguf"
-MODEL_REPO = "Qwen/Qwen3-0.6B-GGUF"
+#MODEL_NAME = "Qwen3-0.6B-Q8_0.gguf"
+#MODEL_REPO = "Qwen/Qwen3-0.6B-GGUF"
+MODEL_NAME = "LFM2-8B-A1B-Q4_K_M.gguf"
+MODEL_REPO = "unsloth/LFM2-8B-A1B-GGUF"
 LLAMA_INSTANCE: Optional[Llama] = None # 全域 Llama 實例
 
 def initialize_llm():