changed service to httpd in Dockerfile

INSTALL/Docker/Dockerfile

@@ -7,8 +7,8 @@ RUN cd /usr/bin \
   && curl -LO https://github.com/jintonic/gears/raw/master/Makefile \
   && make && rm -f gears.cc Makefile
 
-# install command-line tools: tmux, git, lf, micro, uproot, visidata, mpld3
-run dnf install -y tmux git python3-pip \
+# install tmux, git, java, micro, lf, uproot, visidata, mpld3
+run dnf install -y tmux git python3-pip java-1.8.0-openjdk-headless \
  && cd /usr/local/bin && curl https://getmic.ro/r | bash \
  && curl -LO https://github.com/gokcehan/lf/releases/download/r31/lf-linux-amd64.tar.gz \
  && tar xf *.gz && rm -f *.gz && dnf clean all && rm -fr /var/cache/* \
@@ -17,21 +17,26 @@ run dnf install -y tmux git python3-pip \
 # set up environment
 copy tmux.conf /etc/
 copy config /root/.config
+copy v2x /usr/bin
 # tmux uses $PS1 defined in .bashrc to show its prompt
 run cd /etc && sed -i 's/"ls -Alh"/lf/' bashrc \
  && echo 'export PS1="\[\e[0;32m\]\u@AlmaLinux:\[\e[0;34m\]\w \[\e[0;31m\]\$\[\e[m\] "' >> bashrc \ 
  && echo 'alias t="tmux -u"' >> bashrc \
  && echo 'alias ta="t attach"' >> bashrc \
- && echo 'You are using /bin/sh' >> profile \
- && echo 'Type "tmux -u a↵" for a better UI' >> profile
+ && echo 'options.disp_canvas_charset = " +"' >> /root/.visidatarc \
+ && echo 'You are using /bin/sh' >> /root/.profile \
+ && echo 'Type "tmux -u a↵" for a better UI' >> /root/.profile \
+ && cd /usr/bin \
+ && curl -LO https://github.com/jintonic/gears/raw/master/tutorials/detector/visualization/VrmlMerge-0.5beta.jar \
+ && cd /usr/share \
+ && curl -LO https://raw.githubusercontent.com/jintonic/gears/master/tutorials/detector/visualization/gearsX3D.html
 
 # lf started by tmux uses vi without the following line
 env EDITOR=micro
 
-volume /geant4/data
+volume /geant4
 expose 8000
-expose 8888
 
 # https://askubuntu.com/a/746846
 # https://kodekloud.com/blog/keep-docker-container-running
-cmd tmux -u new -d lf && tail -12f /usr/README
+cmd python3 -u -m http.server -b 0.0.0.0 --cgi