update docker

deploy/build_env/services-linux/Dockerfile

@@ -34,4 +34,8 @@ client {\n\
   servers = [\"127.0.0.1\"]\n\
 }" > /etc/nomad/00-general.hcl
 
-CMD service nomad start
+RUN echo "\n\
+service nomad start\n\
+" > entrypoint.sh
+
+ENTRYPOINT ["bash", "entrypoint.sh"]