Dockerfile

FROM python:3.13-slim

RUN useradd -m -u 1000 user
USER user
ENV PATH="/home/user/.local/bin:$PATH"

WORKDIR /app

# Copy requirements file
COPY --chown=user requirements.txt .

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

# Download NLTK data
RUN python -c "import nltk; nltk.download('punkt'); nltk.download('wordnet'); nltk.download('stopwords')"

# Create necessary directories
RUN mkdir -p data/users data/sessions data/conversations data/feedback

# Copy application files
COPY --chown=user . /app

# Expose the port Hugging Face Spaces expects
EXPOSE 7860

# Command to run the application
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]