Add Terser (#532)
diff --git a/image/base/Dockerfile b/image/base/Dockerfile
index f36b706..aef59d1 100644
--- a/image/base/Dockerfile
+++ b/image/base/Dockerfile
@@ -53,6 +53,7 @@ RUN cd / &&\
rm -f /etc/apt/apt.conf.d/40proxy &&\
locale-gen en_US &&\
apt install -y nodejs &&\
+ npm install -g terser &&\
npm install -g uglify-js &&\
npm install -g svgo
GitHub sha: 3542047b