FROM python:3.9-slim

WORKDIR /app

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

COPY requirements.txt ./
COPY src/ ./src/

RUN pip3 install -r requirements.txt \
    && mkdir -p /app/cache/huggingface/transformers \
    && mkdir -p /app/.streamlit \
    && mkdir -p /app/nltk_data \
    && chmod -R a+rwx /app/cache/huggingface/transformers /app/cache/huggingface /app/.streamlit /app/nltk_data


ENV HF_HOME=/app/cache/huggingface \
    TRANSFORMERS_CACHE=/app/cache/huggingface/transformers \
    STREAMLIT_CONFIG_DIR=/app/.streamlit

EXPOSE 8501

HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health

ENTRYPOINT ["streamlit", "run", "src/streamlit_app.py", "--server.port=8501", "--server.address=0.0.0.0"]