Update app.py

app.py

@@ -42,17 +42,18 @@ def check_file_size(file):
 
 
 def save_uploaded_file_to_temp(uploaded_file) -> str:
-    """
-    Saves uploaded file to a temp folder and returns the absolute path.
-    This avoids filename collisions and issues with Streamlit reruns.
-    """
-    tmp_dir = Path(tempfile.gettempdir())
+    # Explicit temp directory (works reliably on HF Spaces)
+    tmp_dir = Path("/tmp")
+    tmp_dir.mkdir(parents=True, exist_ok=True)
+
     safe_name = uploaded_file.name.replace("/", "_").replace("\\", "_")
     save_path = tmp_dir / safe_name
-    print("save path is", "/app"+save_path)
+
     with open(save_path, "wb") as f:
         f.write(uploaded_file.getbuffer())
-    return str("/app"+save_path)
+
+    print("Saved uploaded file to:", save_path)
+    return str(save_path)
 
 
 def list_demo_files(task_name: str, limit: int = 6):