Dockerfile

FROM python:3.8-slim

# Create non-root user
RUN useradd -m -u 1000 user

# Set user home and working directory
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

WORKDIR $HOME/app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    curl \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements and install as root for pip
COPY --chown=user:user requirements.txt .
RUN pip install --no-cache-dir --upgrade pip && \
    pip install --no-cache-dir -r requirements.txt

# Copy all application files
COPY --chown=user:user . .

# Switch to user
USER user

# Set Gradio environment variables
ENV GRADIO_SERVER_NAME=0.0.0.0 \
    GRADIO_SERVER_PORT=7860

# Expose port
EXPOSE 7860

# Run the application
CMD ["python", "app.py"]