feat(net): ErrSink framework — propagate the 4 silent gvproxy goroutine errors #612 didn't cover#634

G4614 wants to merge 4 commits into

boxlite-ai:mainboxlite-ai/boxlite:mainfrom

G4614:fix/lifecycle-exit-non-zero-on-rest-errorsG4614/boxlite:fix/lifecycle-exit-non-zero-on-rest-errorsCopy head branch name to clipboard