# Dockerfile for Hugging Face Spaces (Docker SDK)
FROM python:3.10-slim

# System dependencies
RUN apt-get update && apt-get install -y \
    gcc \
    g++ \
    cmake \
    libopenblas-dev \
    libomp-dev \
    curl \
    && rm -rf /var/lib/apt/lists/*

# Set working directory
WORKDIR /app

# Copy requirements first for better caching
COPY requirements.txt .

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

# Copy application code
COPY . .

# Expose ports
# 7860: Gradio UI (primary, exposed by HF Spaces)
# 5001: Flask API (runs in background thread)
EXPOSE 7860 5001

# Health check - check Gradio endpoint
HEALTHCHECK --interval=30s --timeout=30s --start-period=60s --retries=3 \
    CMD curl -f http://localhost:7860/ || exit 1

# Run main.py (starts both Gradio and Flask API)
# main.py starts Flask API in background thread and launches Gradio
CMD ["python", "main.py"]