Merge "Revise Docker-based CI to build appmgr"

diff --cc container-tag.yaml
index 254173b,31d972c..82c5b6c
--- 1/container-tag.yaml
--- 2/container-tag.yaml
+++ b/container-tag.yaml
@@@ -1,3 -1,4 +1,4 @@@
- # The Jenkins job requires a tag to build a Docker image
+ # The Jenkins job uses this string for the tag in the image name
+ # for example nexus3.o-ran-sc.org:10004/my-image-name:my-tag
  ---
 -tag: '0.1.4'
 +tag: '0.1.5'