Dockerfile

# Use Python 3.12 as base image
FROM python:3.12-slim

# Set working directory
WORKDIR /app

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

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

# Copy and install Python dependencies
COPY requirements.txt .
RUN pip install --no-cache-dir --upgrade pip \
    && pip install --no-cache-dir -r requirements.txt

# Copy application code
COPY app/ ./app/
COPY .env .env
COPY entrypoint.sh /app/entrypoint.sh
RUN chmod +x /app/entrypoint.sh

# Create model and data directories (mount points)
RUN mkdir -p /app/models/spacy /app/models/transformers /app/data/geonames

# Expose port
EXPOSE 5000

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=120s --retries=3 \
    CMD curl -f http://localhost:5000/api/health || exit 1

# Start command
CMD ["gunicorn", "--bind", "0.0.0.0:5000", "--workers", "2", "--timeout", "600", "--worker-class", "sync", "--max-requests", "1000", "--max-requests-jitter", "100", "app.api:app"]