FROM python:3.11-slim

# Set environment variables
ENV PYTHONUNBUFFERED=1 \
    DEBIAN_FRONTEND=noninteractive \
    GRADIO_SERVER_NAME=0.0.0.0 \
    GRADIO_SERVER_PORT=7860

# Set working directory
WORKDIR /app

# Install system dependencies including HTTrack
RUN apt-get update && apt-get install -y --no-install-recommends \
    httrack \
    wget \
    curl \
    ca-certificates \
    && rm -rf /var/lib/apt/lists/*

# Verify HTTrack installation
RUN httrack --version

# Copy requirements file
COPY requirements.txt .

# Install Python dependencies
RUN pip install --no-cache-dir -r requirements.txt

# Copy application code
COPY app.py .

# Create directories for temporary files
RUN mkdir -p /tmp/httrack_temp && \
    chmod 777 /tmp/httrack_temp

# Expose Gradio default port
EXPOSE 7860

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:7860/ || exit 1

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