lightnovel-crawler/Dockerfile.base at dev · lncrawl/lightnovel-crawler · GitHub

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#------------------------------------------------
# Common modules
#------------------------------------------------
FROM ghcr.io/astral-sh/uv:python3.14-trixie-slim AS common

ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    UV_COMPILE_BYTECODE=1 \
    UV_LINK_MODE=copy \
    QTWEBENGINE_DISABLE_SANDBOX=1 \
    QT_QPA_PLATFORM=offscreen \
    QTWEBENGINE_CHROMIUM_FLAGS="--no-sandbox --disable-gpu --disable-software-rasterizer"

RUN apt-get update -yq && \
    apt-get install -yq --no-install-recommends \
    ca-certificates \
    libegl1 \
    libopengl0 \
    libglx0 \
    libnss3 \
    libasound2 \
    libfontconfig \
    libxkbcommon0 \
    && rm -rf /var/lib/apt/lists/*

#------------------------------------------------
# Install Calibre
#------------------------------------------------
FROM common AS calibre

RUN apt-get update -yq && \
    apt-get install -yq --no-install-recommends \
    wget \
    libxcb-cursor0 \
    xdg-utils \
    xz-utils \
    && rm -rf /var/lib/apt/lists/*

RUN wget -nv -O- https://download.calibre-ebook.com/linux-installer.sh \
    | sh /dev/stdin install_dir=/opt/calibre isolated=y

# Only ebook-convert is used at runtime; strip everything else
RUN rm -rf /opt/calibre/resources/content-server \
    /opt/calibre/resources/mathjax \
    && find /opt/calibre/resources/localization -name '*.mo' ! -name 'en*' -delete 2>/dev/null; \
    find /opt/calibre -name '*.so' -exec strip --strip-unneeded {} + 2>/dev/null; \
    true

#------------------------------------------------
# Base runtime image
#------------------------------------------------
FROM common

COPY --from=calibre /opt/calibre /opt/calibre
RUN ln -s /opt/calibre/calibre/ebook-convert /usr/local/bin/ebook-convert