debconf-mergetemplate
debconf utilities
RUN apt-get update && \
apt-get install -y debconf-utils
RUN apt-get update && \
apt-get install -y debconf-utils
RUN apt-get update && \
apt-get install -y debconf-utils
RUN dnf install -y debconf-utils
RUN apt-get update && \
apt-get install -y debconf-utils