Dockerfile

# ChatCsv&Pdf-Backend
FROM python:3.11-slim AS builder

ENV PIP_DEFAULT_TIMEOUT=120 \
    PIP_RETRIES=5 \
    PIP_NO_CACHE_DIR=1 \
    PIP_DISABLE_PIP_VERSION_CHECK=1

WORKDIR /build
COPY requirements.txt .
RUN pip install --no-cache-dir --prefix=/install \
    --timeout=120 --retries=5 \
    -r requirements.txt

FROM python:3.11-slim AS runtime

ENV PYTHONUNBUFFERED=1 \
    PYTHONDONTWRITEBYTECODE=1 \
    PIP_NO_CACHE_DIR=1 \
    PIP_DISABLE_PIP_VERSION_CHECK=1 \
    HF_HUB_DISABLE_SYMLINKS_WARNING=1

WORKDIR /app

# Runtime deps needed by some parsing libs (+ curl for HEALTHCHECK)
RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    curl \
    libgomp1 \
    && rm -rf /var/lib/apt/lists/*

COPY --from=builder /install /usr/local

COPY . .

EXPOSE 7860

RUN mkdir -p /app/storage && chmod +x /app/start.sh

HEALTHCHECK --interval=30s --timeout=10s --start-period=30s --retries=3 \
    CMD python -c "import urllib.request; urllib.request.urlopen('http://localhost:7860/ping')" || exit 1

CMD ["/bin/bash", "/app/start.sh"]