m4_ifdef(`DEF_BASEIMAGE', `', `m4_define(DEF_BASEIMAGE)m4_dnl FROM BASEIMAGE') RUN apt-get update && apt-get install -y --no-install-recommends \ python3 \ python3-pip && \ rm -rf /var/lib/api/lists/* RUN nvim --headless "+MasonInstallSync pywright" "+q!"