try to fix model path bug

src/llm/llm.py

@@ -38,6 +38,24 @@ class Phi3LanguageModel:
         model_path = os.path.join(base_dir, "cpu_and_mobile", "cpu-int4-rtn-block-32-acc-level-4")
         print(f"Loading Phi-3 model from: {model_path}")
 
+        # List and print the contents of the model_path directory
+        print(f"Listing contents of model directory: {model_path}")
+        try:
+            files = os.listdir(model_path)
+            for i, file in enumerate(files):
+                file_path = os.path.join(model_path, file)
+                file_size = os.path.getsize(file_path)
+                is_dir = os.path.isdir(file_path)
+                file_type = "dir" if is_dir else "file"
+                print(f"{i+1:2d}. {file:50s} [{file_type}] {file_size:,} bytes")
+            print(f"Total: {len(files)} items found")
+        except FileNotFoundError:
+            print(f"ERROR: Directory {model_path} not found!")
+        except PermissionError:
+            print(f"ERROR: Permission denied when accessing {model_path}")
+        except Exception as e:
+            print(f"ERROR: Unexpected error when listing directory: {str(e)}")
+
         # Load the tokenizer and model
         tokenizer = AutoTokenizer.from_pretrained(
             pretrained_model_name_or_path=model_path,