Dockerfile

# Use multi-stage build for smaller final image
FROM python:3.10-slim as builder

# Set working directory
WORKDIR /code

# Install build dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements first to leverage Docker cache
COPY requirements_spaces.txt .
RUN pip install -r requirements_spaces.txt

# Final stage
FROM python:3.10-slim

# Set working directory
WORKDIR /code

# Copy only necessary files from builder
COPY --from=builder /usr/local/lib/python3.9/site-packages/ /usr/local/lib/python3.9/site-packages/
COPY . .

# Set environment variables
ENV PYTHONUNBUFFERED=1
ENV GRADIO_SERVER_NAME=0.0.0.0
ENV GRADIO_SERVER_PORT=5000

# Expose port
EXPOSE 5000

# Create a non-root user
RUN useradd -m appuser && chown -R appuser /code
USER appuser

# Command to run the application
CMD ["python", "app.py"]