# Use an official lightweight Python image
FROM python:3.10-slim

# Set the working directory
WORKDIR /code

# Create a non-root user for security
RUN useradd -m -u 1000 user
USER user
ENV PATH="/home/user/.local/bin:$PATH"

# Copy requirements first to leverage Docker cache
COPY --chown=user:user requirements.txt .

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

# Copy the rest of the application code
COPY --chown=user:user . .

# Expose port 7860
EXPOSE 7860

# Run the FastAPI application
CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "7860"]