FROM python:3.11-slim

# Prevent Python from writing .pyc files and enable unbuffered logging
ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1
ENV PORT=7860
ENV HOST=0.0.0.0
ENV DEBUG=False

WORKDIR /app

# Install system dependencies (needed for statsmodels/arch/pandas compilation if any)
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements and install
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Create HF Space compatible user (UID 1000)
RUN useradd -m -u 1000 user
USER user
ENV HOME=/home/user
ENV PATH=/home/user/.local/bin:$PATH

# Copy application files (with correct permissions)
COPY --chown=user:user src/ ./src/
COPY --chown=user:user dashboard/ ./dashboard/
COPY --chown=user:user data/ ./data/
COPY --chown=user:user quarto-web/ ./quarto-web/

# Expose the port HF Spaces expects
EXPOSE 7860

# Start the dashboard application
CMD ["python", "dashboard/app.py"]