FROM python:3.11-bookworm

ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1
ENV PIP_NO_CACHE_DIR=1
ENV PIP_DEFAULT_TIMEOUT=120
ENV HF_HOME=/app/.cache/huggingface

WORKDIR /app

RUN apt-get update \
    && apt-get install -y --no-install-recommends curl \
    && rm -rf /var/lib/apt/lists/*

COPY requirements-docker.txt .
RUN python -m pip install --upgrade pip \
    && python -m pip install --index-url https://download.pytorch.org/whl/cpu torch \
    && python -m pip install -r requirements-docker.txt

COPY app ./app
COPY frontend ./frontend
COPY scripts ./scripts
COPY data/sample_insurance_claim_guide.pdf ./data/sample_insurance_claim_guide.pdf
COPY .env.example ./.env.example

RUN mkdir -p /app/data/uploads /app/.cache/huggingface

EXPOSE 7860

HEALTHCHECK --interval=30s --timeout=10s --start-period=180s --retries=3 \
    CMD curl -fsS http://127.0.0.1:7860/api/health || exit 1

CMD ["python", "-m", "uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "7860"]