Dockerfile

FROM python:3.10-slim

WORKDIR /app

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

# Copy requirements first
COPY requirements.txt .

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

# Copy all files
COPY . .

# Expose port 7860
EXPOSE 7860

# Run app with gunicorn
CMD ["gunicorn", "app:app", "--bind", "0.0.0.0:7860"]