split install

Dockerfile

@@ -14,19 +14,6 @@ RUN \
   git config --system credential.helper store && \
   echo 'source /usr/share/bash-completion/completions/git' >> /etc/bash.bashrc
 
+ADD finalize-codeserver.sh /usr/bin/
 RUN \
-  echo "**** install dev runtimes ****" && \
-  #curl -fsSL https://deb.nodesource.com/setup_lts.x | sudo -E bash - && \
-  # update already called by nodesource install script
-  apt-get update && \
-  apt-get install -y \
-    # let the user install nodejs to save 800MB in image
-    # nodejs \
-    golang-go &&\
-  echo "**** clean up ****" && \
-  apt-get clean && \
-  rm -rf \
-    /config/* \
-    /tmp/* \
-    /var/lib/apt/lists/* \
-    /var/tmp/*
+  chmod +x /usr/bin/finalize-codeserver.sh

finalize-codeserver.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+echo "**** install dev runtimes ****"
+curl -fsSL https://deb.nodesource.com/setup_lts.x | sudo -E bash -
+apt-get install -y \
+  nodejs \
+  golang-go
+
+echo "**** clean up ****"
+apt-get clean
+rm -rf \
+  /config/* \
+  /tmp/* \
+  /var/lib/apt/lists/* \
+  /var/tmp/*