# Use a slim Python image for a smaller footprint
FROM python:3.11-slim

# Set environment variables
ENV PYTHONUNBUFFERED=1 \
    PYTHONDONTWRITEBYTECODE=1 \
    PORT=7860

# Create a non-root user (Hugging Face requirement)
RUN useradd -m -u 1000 user
USER user
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

WORKDIR $HOME/app

# Copy requirements first to leverage Docker cache
COPY --chown=user requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy the rest of your code and the database
# Ensure ttc_gtfs.duckdb is in your root folder
COPY --chown=user . .

# Hugging Face Spaces expects port 7860
EXPOSE 7860

# Run uvicorn
CMD ["uvicorn", "src.app:app", "--host", "0.0.0.0", "--port", "7860"]