Instalar Crystal en Docker: cómo añadir el repositorio de Crystal a Docker en el Dockerfile

Por Maximilian Batz | 2019-01-11

Dockerfile (extracto) ENV APT_KEY_DONT_WARN_ON_DANGEROUS_USAGE=DontWarn RUN apt-get update && apt-get install -y \ software-properties-common \ build-essential \ libevent-dev \ libssl-dev \ libxml2-dev \ libyaml-dev \ libgmp-dev \ libreadline-dev \ apt-transport-https \ iputils-ping \ git \ aptitude \ nano \ openssh-server \ && apt-key adv -keyserver keys.gnupg.net -recv-keys 09617FD37CC06B54 \N-y add-apt-repository 'deb https://dist.crystal-lang.org/apt crystal...

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