FROM python:3.9-slim

WORKDIR /app

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

# Set up NLTK data path
ENV NLTK_DATA="/app/nltk_data"

# Create the nltk_data directory & download necessary resources
RUN mkdir -p $NLTK_DATA && \
    python -m nltk.downloader -d $NLTK_DATA stopwords wordnet

COPY . .

CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]