Prepare 'docs' image for 0.9.0 release

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documentation:

  stage: docs

  image: gekkofs/docs:0.8.0

  image: gekkofs/docs:0.9.0

  needs: []

  rules:

    # we only build the documentation automatically if we are on the

FROM gekkofs/deps:0.9.0

LABEL Description="Debian-based environment suitable to build GekkoFS' documentation"

RUN apt-get update && \

    apt-get install -y --no-install-recommends \

        # install dependencies for Doxygen

        python \

        flex \

        bison \

		graphviz && \

	# install doxygen (repo version is kind of old)

	cd /tmp && curl -OL https://www.doxygen.nl/files/doxygen-1.9.2.src.tar.gz && \

	tar xvfz /tmp/doxygen-1.9.2.src.tar.gz && \

	mkdir -p /tmp/doxygen-1.9.2/build && \

	cd /tmp/doxygen-1.9.2/build && \

	cmake -G "Unix Makefiles" .. && \

	make -j8 install && \

    # install sphinx, breathe and exhale

    pip3 install \

        'sphinx==4.4.0' \

        sphinx_rtd_theme \

        'breathe==4.31.0' \

        'exhale==0.2.4' \

        'sphinx-copybutton==0.4.0' \

        'sphinx-multiversion==0.2.4' \

        'myst_parser==0.15.1' && \

    # Clean apt cache to reduce image layer size

    rm -rf /var/lib/apt/lists/* && \

    rm -rf /tmp/doxygen-1.9.2 && \

    rm /tmp/doxygen-1.9.2.src.tar.gz && \

    # Clean apt caches of packages

    apt-get clean && apt-get autoclean

.PHONY: all

all:

	docker build -t gekkofs/docs:0.9.0 .