Update start.sh

start.sh

@@ -1,22 +1,10 @@
 #!/bin/bash
-set -ex
+set -e
 
-echo "==== START.SH $(date) ===="
-PORT=${PORT:=8501}
-echo "Using PORT=$PORT"
+# Start Streamlit frontend on HF's $PORT
+streamlit run frontend/app.py \
+    --server.address=0.0.0.0 \
+    --server.port=8501  &
 
-# start backend (background)
-uvicorn backend.main:app --host 0.0.0.0 --port 8000 &
-UVICORN_PID=$!
-echo "uvicorn pid=$UVICORN_PID"
-sleep 2
-
-# optional: try to list processes but don't fail if ps is absent
-if command -v ps >/dev/null 2>&1; then
-  ps aux || true
-else
-  echo "ps not available, skipping process list"
-fi
-
-# finally run streamlit in foreground (so container stays alive)
-streamlit run frontend/app.py --server.address=0.0.0.0 --server.port=$PORT
+# Start FastAPI backend on port 8000
+uvicorn backend.main:app --host 0.0.0.0 --port 8000