Fix permissions for /data directory

Dockerfile

@@ -13,6 +13,10 @@ RUN apt-get update && apt-get install -y \
 
 # Create user for Hugging Face Spaces
 RUN useradd -m -u 1000 user
+
+# Create data directory with correct permissions
+RUN mkdir -p /data && chown -R user:user /data
+
 USER user
 ENV PATH="/home/user/.local/bin:$PATH"