haml
Elegant, structured XHTML/XML templating engine
RUN apt-get update && \
apt-get install -y ruby-haml
RUN apt-get update && \
apt-get install -y ruby-haml
RUN apt-get update && \
apt-get install -y ruby-haml
RUN dnf install -y ruby-haml
RUN apt-get update && \
apt-get install -y ruby-haml