Match working Playground setup: Python 3.10 and simpler CMD

.streamlit/config.toml

@@ -1,4 +1,4 @@
 [server]
 headless = true
-enableCORS = true
+enableCORS = false
 enableXsrfProtection = false

Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.12-slim
+FROM python:3.10-slim
 
 # Set working directory
 WORKDIR /app
@@ -48,6 +48,6 @@ HEALTHCHECK --interval=30s --timeout=10s --start-period=40s --retries=3 \
     CMD curl --fail http://localhost:${PORT:-7860}/_stcore/health || exit 1
 
 # Run Streamlit app using PORT env var from Hugging Face Spaces
-# HuggingFace sets $PORT, don't override it. Default to 7860 if not set.
+# HuggingFace sets $PORT, don't override it.
 # Temporarily using app_test.py for debugging
-CMD ["bash", "-c", "echo 'Starting Streamlit with PORT='${PORT:-7860} && streamlit run app_test.py --server.address=0.0.0.0 --server.port=${PORT:-7860} --server.headless=true --server.enableCORS=true --server.enableXsrfProtection=false"]
+CMD ["bash", "-c", "echo Using PORT=$PORT && streamlit run app_test.py --server.address=0.0.0.0 --server.port=$PORT"]