Dockerfile

FROM python:3.10-slim

# Set working directory
WORKDIR /app

# Install system dependencies including OpenMP for scikit-learn
RUN apt-get update && apt-get install -y \
    gcc \
    g++ \
    curl \
    libgomp1 \
    libopenblas-dev \
    liblapack-dev \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements first for better caching
COPY pyproject.toml ./
RUN pip install --no-cache-dir -e .

# Copy application code
COPY app/ ./app/

# Create necessary directories
RUN mkdir -p app/var/preds app/var/feedback app/var/indices

# Set environment variables
ENV PYTHONPATH=/app
ENV ENVIRONMENT=production

# Expose port
EXPOSE 8000

# Health check
HEALTHCHECK --interval=30s --timeout=30s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:8000/health || exit 1

# Run the application
CMD ["uvicorn", "app.api.main:app", "--host", "0.0.0.0", "--port", "8000"]