Reference Airship manifests, CICD, and reference architecture.

Gerrit User 22348 afc497e247 Update patch set 3 ... Patch Set 3: -Verified Starting gate jobs. Patch-set: 3 Tag: autogenerated:zuul:gate Label: Verified=0, e940b4fddc4820cb4a4438f2aeebe91c8c061b41		2024-04-03 20:54:19 +00:00