Update Dockerfile

Dockerfile

@@ -15,6 +15,12 @@ RUN apt-get update && apt-get install -y \
     espeak \
     && rm -rf /var/lib/apt/lists/*
 
+# Create a directory for MediaPipe models and set permissions
+RUN mkdir -p /app/mediapipe_models && chmod -R 777 /app/mediapipe_models
+
+# Set environment variable to redirect MediaPipe model downloads
+ENV MEDIAPIPE_CACHE_DIR=/app/mediapipe_models
+
 # Copy requirements and source code
 COPY requirements.txt ./
 COPY src/ ./src/
@@ -28,5 +34,9 @@ EXPOSE 8501
 # Healthcheck for Hugging Face Spaces
 HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health
 
+# Run Streamlit as a non-root user
+RUN useradd -m appuser && chown -R appuser:appuser /app
+USER appuser
+
 # Run Streamlit
 ENTRYPOINT ["streamlit", "run", "src/streamlit_app.py", "--server.port=8501", "--server.address=0.0.0.0"]