flightcrew-cli
C++ epub validator
RUN apt-get update && \
apt-get install -y flightcrew
RUN apt-get update && \
apt-get install -y flightcrew
RUN apt-get update && \
apt-get install -y flightcrew
RUN dnf install -y FlightCrew-cli
RUN apt-get update && \
apt-get install -y flightcrew