Migrate KNNEngine interfaces#20537

Draft

ajleong623 wants to merge 4 commits intoopensearch-project:mainfrom

ajleong623:knn-interfaces-KNNMethod

Commits on Feb 4, 2026

add KNNMethod interface and required components

Anthony Leong
authored and
Anthony Leong
committed

Commits on Feb 6, 2026

add engine information

Anthony Leong
authored and
Anthony Leong
committed

Commits on Feb 10, 2026

simplified changes to only register knn engine configurations

Anthony Leong
authored and
Anthony Leong
committed

Commits on Feb 12, 2026

knn interface name changes

Anthony Leong
authored and
Anthony Leong
committed