Update app.py

app.py

@@ -1,13 +1,18 @@
+# app.py at repo root (Hugging Face entrypoint)
+
 import sys
-import os
+from pathlib import Path
+
+ROOT = Path(__file__).resolve().parent
+SRC_DIR = ROOT / "src"
 
-# Add /app/src to Python path
-SRC_PATH = os.path.join(os.path.dirname(__file__), "src")
-if SRC_PATH not in sys.path:
-    sys.path.append(SRC_PATH)
+# Make sure /app/src is on the path so we can import src.app.*
+if SRC_DIR.exists() and str(SRC_DIR) not in sys.path:
+    sys.path.insert(0, str(SRC_DIR))
 
-# Import the main Streamlit app
+# IMPORTANT: use src.app.main_app, NOT app.main_app
 from src.app.main_app import main
 
+
 if __name__ == "__main__":
     main()