Update Dockerfile

Dockerfile

@@ -4,7 +4,6 @@ MAINTAINER fithwum
 ENV ACCEPT_EULA="false"
 ENV GAME_PORT=25565
 
-
 # URL's for files
 ARG INSTALL_SCRIPT=https://raw.githubusercontent.com/fithwum/minecraft/master/files/Install_Script.sh
 
@@ -18,14 +17,14 @@ RUN apt-get -y update \
 RUN mkdir -p /MCserver /MCtemp \
 	&& chmod 777 -R /MCserver /MCtemp \
 	&& chown 99:100 -R /MCserver /MCtemp
-ADD "${INSTALL_SCRIPT}" /MCserver
-RUN chmod +x /MCserver/Install_Script.sh
+ADD "${INSTALL_SCRIPT}" /MCtemp
+RUN chmod +x /MCtemp/Install_Script.sh
 
 # directory where data is stored
-WORKDIR /MCserver
+VOLUME /MCserver
 
 # 25565 default.
 EXPOSE 25565/udp 25565/tcp
 
 # Run command
-CMD [ "/bin/bash", "./MCserver/Install_Script.sh" ]
+CMD [ "/bin/bash", "./MCtemp/Install_Script.sh" ]