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Clean up apt cache after installing
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@ -7,6 +7,7 @@ ENV RUBY_VERSION 1.9.3-p547
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# we purge this later to make sure our final image uses what we just built
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RUN apt-get update \
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&& apt-get install -y bison curl ruby procps \
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&& rm -rf /var/lib/apt/lists/* \
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&& mkdir -p /usr/src/ruby \
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&& curl -SL "http://cache.ruby-lang.org/pub/ruby/$RUBY_MAJOR/ruby-$RUBY_VERSION.tar.bz2" \
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| tar -xjC /usr/src/ruby --strip-components=1 \
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@ -7,6 +7,7 @@ ENV RUBY_VERSION 2.1.2
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# we purge this later to make sure our final image uses what we just built
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RUN apt-get update \
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&& apt-get install -y bison curl ruby procps \
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&& rm -rf /var/lib/apt/lists/* \
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&& mkdir -p /usr/src/ruby \
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&& curl -SL "http://cache.ruby-lang.org/pub/ruby/$RUBY_MAJOR/ruby-$RUBY_VERSION.tar.bz2" \
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| tar -xjC /usr/src/ruby --strip-components=1 \
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