FROM python:3.12

WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    cmake \
    git \
    pkg-config \
    && rm -rf /var/lib/apt/lists/*

# Upgrade pip and add build tools just in case
RUN pip install --no-cache-dir --upgrade pip setuptools wheel

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

# Create necessary directories
RUN mkdir -p /app/data /app/frontend

# Copy the rest of the application
COPY backend/ /app/backend/
COPY frontend/ /app/frontend/
COPY config.py /app/config.py

# Create a non-root user for Hugging Face space compatibility
RUN useradd -m -u 1000 user
RUN chown -R user:user /app
USER user

# Expose the standard port for Hugging Face spaces
EXPOSE 7860

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