# Use Python 3.11.7
FROM python:3.11.7-slim

ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1

WORKDIR /app

# Install OS dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    && rm -rf /var/lib/apt/lists/*

# Copy dependency list
COPY requirements.txt .

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

# Copy entire project
COPY . .

# Expose port required by HuggingFace
EXPOSE 7860

# Run Flask app on 0.0.0.0:7860 (HF requirement)
CMD ["python", "app.py"]