FROM python:3.10-slim

WORKDIR /app

COPY . /app

RUN mkdir -p /.cache && \
    chmod -R 777 /.cache

RUN chmod -R 777 /app

RUN apt-get update && \
    apt-get upgrade -y && \
    apt-get install -y \
        build-essential \
        git \
        cmake \
        poppler-utils \
        ffmpeg \
        libsm6 \
        libxext6 && \
    apt-get clean && \
    rm -rf /var/lib/apt/lists/*

RUN pip install --no-cache-dir nltk && \
    mkdir -p /app/nltk_data && \
    chmod -R 777 /app/nltk_data && \
    python -m nltk.downloader -d /app/nltk_data all

RUN pip install --no-cache-dir --upgrade pip && \
    pip install --no-cache-dir -r requirements.txt

ENV TRANSFORMERS_CACHE=/.cache/huggingface
ENV HF_HOME=/.cache/huggingface

EXPOSE 7860

CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860", "--timeout-keep-alive", "300", "--timeout-graceful-shutdown", "600"]