Install build-essential and procps

Dockerfile

@@ -11,6 +11,8 @@ ENV LANG en_US.UTF-8
 RUN export DEBIAN_FRONTEND=noninteractive &&\
     apt-get update                        &&\
     apt-get install -y  \
+        build-essential \
+        procps          \
         zsh             \
         git             \
         curl            \