| sort -u \
| xargs -r apt-mark manual \
&& apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false \
+ # for npm link
+ && chown -R ${USER}:${USER} /usr/local/lib/node_modules \
&& ln -s /usr/local/bin/node /usr/local/bin/nodejs \
# smoke tests
&& node --version \