FROM python:3.9-slim

WORKDIR /app

# Copy requirements and install
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy application code
COPY . .

# Create a non-root user
RUN useradd -m -u 1000 user && \
    chown -R user:user /app && \
    chmod -R 777 /app

USER user

# Expose port
EXPOSE 7860

# Run the application
CMD ["gunicorn", "-b", "0.0.0.0:7860", "app:app"]