Dockerfile

FROM python:3.10-slim

# Set working directory
WORKDIR /app

# Set environment variables
ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    FLASK_APP=app.py \
    FLASK_ENV=production

# Install system dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    gcc \
    python3-dev \
    libffi-dev \
    bash \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*

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

# Copy entrypoint script first
COPY docker-entrypoint.sh /usr/local/bin/
RUN chmod +x /usr/local/bin/docker-entrypoint.sh

# Copy project files
COPY . .

# Create necessary directories if they don't exist
RUN mkdir -p data static/results

# Expose the port the app runs on
EXPOSE 5005

# Create a non-root user and switch to it
RUN useradd -m appuser
RUN chown -R appuser:appuser /app
USER appuser

# Set the entrypoint
ENTRYPOINT ["docker-entrypoint.sh"]

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