# Use a lightweight Python image
FROM python:3.9-slim

# Set working directory
WORKDIR /app

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

# Copy application code
COPY . .

# Model is pre-uploaded as .pickle, no training needed during build

# Expose port (standard for HF Spaces)
EXPOSE 7860

# Run the application
CMD ["gunicorn", "--bind", "0.0.0.0:7860", "--workers", "1", "--threads", "8", "--timeout", "0", "app:app"]