Serve the v3 metadata API as v2's structure under v3 names - #504

Serve the v3 metadata API as v2's structure under v3 names#504

em3s wants to merge 3 commits into

mainkakao/actionbase:mainfrom

feat/v3-metadata-surface-as-v2-renamedkakao/actionbase:feat/v3-metadata-surface-as-v2-renamedCopy head branch name to clipboard