td wfコマンドをdockerfileに含めたい

wf.md

FROM vixns/java8

RUN  cp -p /usr/share/zoneinfo/Asia/Tokyo /etc/localtime

RUN apt-get -y update && apt-get -y install wget unzip mysql-client ftp ruby ruby-msgpack ruby-yajl libmysqld-dev libmysqlclient-dev ruby-dev gcc build-essential
RUN gem install rake td mysql2

ARG TD_API_KEY=${TD_APIKEY}
RUN echo 'Y' | td wf

# Install Java.
# Define commonly used JAVA_HOME variable
ENV JAVA_HOME /usr/lib/jvm/java-8-oracle

CMD ["bash"]

docker build --build-arg TD_API_KEY=${TD_API_KEY} -t td-toolbelt .