FROM python:3.9-slim

WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    build-essential \
    curl \
    software-properties-common \
    git \
    && rm -rf /var/lib/apt/lists/*

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

# Download spaCy model
RUN python -m spacy download en_core_web_sm

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

# Copy the application
COPY src/ ./src/

EXPOSE 7860

HEALTHCHECK CMD curl --fail http://localhost:7860/_stcore/health

ENTRYPOINT ["streamlit", "run", "src/app.py", "--server.port=7860", "--server.address=0.0.0.0"]