Fix Streamlit permission error for config path

src/streamlit_app.py

@@ -1,10 +1,19 @@
 import os
+import sys
+
 # Redirect .streamlit config and cache to /tmp where Streamlit has permission
 os.environ["STREAMLIT_HOME"] = "/tmp"
 os.environ["XDG_CONFIG_HOME"] = "/tmp"
 os.environ["XDG_CACHE_HOME"] = "/tmp"
 
-import sys
+# Force use of internal config (avoids /.streamlit access)
+os.environ["STREAMLIT_CONFIG_FILE"] = os.path.abspath(
+    os.path.join(os.path.dirname(__file__), ".streamlit", "config.toml")
+)
+
+# Add project root to sys.path
+sys.path.append(os.path.abspath(os.path.join(os.path.dirname(__file__), "..")))
+
 import streamlit as st
 import torch
 import torchvision.transforms as transforms