FROM python:3.12-slim

WORKDIR /app

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

# Copy requirements first for better caching
COPY requirements.txt .
# Install CPU-only PyTorch first (avoids 2GB+ CUDA download)
RUN pip install --no-cache-dir torch --index-url https://download.pytorch.org/whl/cpu
RUN pip install --no-cache-dir -r requirements.txt

# Copy application code
COPY . .

# Expose Streamlit (public HF port) and FastAPI (API port)
EXPOSE 7860 8000

# Set environment variables
ENV PYTHONUNBUFFERED=1
ENV STREAMLIT_SERVER_PORT=7860
ENV STREAMLIT_SERVER_ADDRESS=0.0.0.0

# Run the application
CMD ["python", "app.py"]