Dockerfile

FROM python:3.10-slim

WORKDIR /app

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

# Install Node.js and nport
RUN curl -fsSL https://deb.nodesource.com/setup_18.x | bash - \
    && apt-get install -y nodejs \
    && npm install -g nport

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

# Application files
COPY app.py .

# Hugging Face Spaces requires port 7860
EXPOSE 7860

# Use gunicorn with timeout
CMD ["gunicorn", "--bind", "0.0.0.0:7860", "--timeout", "300", "app:app"]