[WIP][venice-router] Add store d2 discovery metric#1408

Draft

hsuttong wants to merge 4 commits intolinkedin:mainfrom hsuttong:hsuttong/store_discovery_metric

+35-4

Commits on Dec 17, 2024

[WIP][venice-router] - Add store discovery metric
Hugh Sutton-Gee
committed

Commits on Dec 19, 2024

DRY out sting naming
Hugh Sutton-Gee
committed

Commits on Dec 20, 2024

Update metric creation to happen only once per store
Hugh Sutton-Gee
committed

Commits on Jan 3, 2025

Update testD2ServiceLookup test to check for new d2_discover metric
Hugh Sutton-Gee
committed