FROM python:3.10-slim

WORKDIR /app

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

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

# Copy model file (487 MB)
COPY best_codebert_model.pt .

# Copy application
COPY app.py .

# Expose port
EXPOSE 7860

# Run the application
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]