Fix hf_hub_download to handle nested directory structure

chatbot/chat_server.py

@@ -45,11 +45,11 @@ def download_heavy_files():
                 downloaded_path = hf_hub_download(
                     repo_id="freate16/glof-database", 
                     repo_type="dataset", 
-                    filename=hf_filename,
-                    local_dir=str(local_path.parent),
-                    local_dir_use_symlinks=False
+                    filename=hf_filename
                 )
-                print(f"Successfully downloaded to {downloaded_path}")
+                import shutil
+                shutil.copy2(downloaded_path, local_path)
+                print(f"Successfully downloaded to {local_path}")
             except Exception as e:
                 print(f"CRITICAL ERROR: Failed to download '{hf_filename}' from your Dataset! Did you upload it? Error: {e}")
         else: