FROM silex/emacs:27.1-alpine-dev

RUN apk add bats sqlite yaml yaml-dev \
    && git clone git://github.com/syohex/emacs-libyaml.git \
    && make -C emacs-libyaml \
    && mkdir -p /usr/local/share/emacs/site-lisp/libyaml \
    && mv emacs-libyaml/libyaml-core.so emacs-libyaml/libyaml.el /usr/local/share/emacs/site-lisp/libyaml \
    && rm -r emacs-libyaml