bug fix

app.py

@@ -235,11 +235,17 @@ def ensure_egoforce_assets(repo_root: Path) -> None:
 
 def launch_upstream_gradio(repo_root: Path) -> None:
     demo_entrypoint = repo_root / "demo" / "run_app.py"
+    demo_dir = demo_entrypoint.parent
     server_name = os.environ.get("GRADIO_SERVER_NAME", "0.0.0.0")
     server_port = os.environ.get("PORT") or os.environ.get("GRADIO_SERVER_PORT") or "7860"
 
     os.chdir(repo_root)
-    sys.path.insert(0, str(repo_root))
+    for import_path in (repo_root, demo_dir):
+        import_path_string = str(import_path)
+        if import_path_string in sys.path:
+            sys.path.remove(import_path_string)
+        sys.path.insert(0, import_path_string)
+
     sys.argv = [
         str(demo_entrypoint),
         "--server-name",