Merge branch 'add-entrypoint-u18-image' into 'develop'

[docker] add entrypoint U18 target image

See merge request oai/cn5g/oai-cn5g-smf!45

docker/Dockerfile.smf.rhel8.2

@@ -112,5 +112,3 @@ EXPOSE 80/tcp 9090/tcp 8805/udp
 
 CMD ["/openair-smf/bin/oai_smf", "-c", "/openair-smf/etc/smf.conf", "-o"]
 ENTRYPOINT ["/openair-smf/bin/entrypoint.sh"]
-#CMD ["sleep", "infinity"]
-

docker/Dockerfile.ubuntu18.04

@@ -91,3 +91,8 @@ COPY --from=oai-smf-builder /openair-smf/etc/smf.conf .
 
 WORKDIR /openair-smf
 
+# expose ports
+EXPOSE 80/tcp 9090/tcp 8805/udp
+
+CMD ["/openair-smf/bin/oai_smf", "-c", "/openair-smf/etc/smf.conf", "-o"]
+ENTRYPOINT ["/openair-smf/bin/entrypoint.sh"]