FROM python:3.11-slim
WORKDIR /app

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

# Copy requirements first for better caching
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Create non-root user with specific UID/GID for consistency
RUN groupadd -g 1000 app && \
    useradd -u 1000 -g 1000 -m -s /bin/bash app

# Copy application code
COPY . .

# Create necessary directories and set permissions
RUN mkdir -p logs data && \
    chown -R app:app /app && \
    chmod -R 755 /app && \
    chmod -R 777 logs

# Switch to non-root user
USER app

# Set environment variables
ENV PYTHONPATH=/app
ENV PYTHONUNBUFFERED=1

# Expose webhook ports
EXPOSE 8081
EXPOSE 8082

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=30s --retries=3 \
    CMD wget --no-verbose --tries=1 --spider http://localhost:8081/health || exit 1

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