Modify the path to fix the app.py file path missing bug

app.py

@@ -10,14 +10,14 @@ from pathlib import Path
 # 1. Download a snapshot of the private Space’s repo into a local cache directory
 cache_dir = Path("private_space_cache")
 cache_dir.mkdir(exist_ok=True)
-snapshot_download(
+downloaded_dir = snapshot_download(
     repo_id="bobfu/WordDocxFormatConvertor",
     repo_type="space",
     cache_dir=str(cache_dir),
-)
+)  # downloaded_dir is something like "private_space_cache/bobfu/WordDocxFormatConvertor"
 
 # 2. Load the main app script from the private repo
-app_path = cache_dir / "app.py"  # Or wherever your entrypoint lives
+app_path = Path(downloaded_dir) / "app.py"
 spec = importlib.util.spec_from_file_location("private_app", str(app_path))
 private_app = importlib.util.module_from_spec(spec)
 spec.loader.exec_module(private_app)