Remove npm after installing lessc

8.0/Dockerfile

@@ -5,9 +5,9 @@ MAINTAINER Odoo S.A. <info@odoo.com>
 RUN set -x; \
         apt-get update \
         && apt-get install -y --no-install-recommends \
-            adduser \
             ca-certificates \
             curl \
+            nodejs \
             npm \
             python-support \
             python-pyinotify \
@@ -17,6 +17,7 @@ RUN set -x; \
         && echo '40e8b906de658a2221b15e4e8cd82565a47d7ee8 wkhtmltox.deb' | sha1sum -c - \
         && dpkg --force-depends -i wkhtmltox.deb \
         && apt-get -y install -f --no-install-recommends \
+        && apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false -o APT::AutoRemove::SuggestsImportant=false npm \
         && rm -rf /var/lib/apt/lists/* wkhtmltox.deb
 
 # Install Odoo