suppressing interactive question while installing

Author: hhsecond

Dockerfile.gpu

@@ -10,7 +10,7 @@ RUN set -ex;\
     deps="$DEPS";\
     apt-get update;\
     apt -y upgrade;\
-    apt install -y $deps;\
+    DEBIAN_FRONTEND=noninteractive apt install -y $deps;\
     mkdir /opt/cmake;\
     sh /cmake-3.12.4-Linux-x86_64.sh --prefix=/opt/cmake --skip-license;\
     ln -s /opt/cmake/bin/cmake /usr/local/bin/cmake