perf(search): Cache building list at startup to speed up search#82

SiddhantBhirud wants to merge 3 commits intomaizebus-2.1mbusdev/bluebus-flutter:maizebus-2.1from

42-have-full-building-list-be-downloaded-at-install-instead-of-every-time-the-search-feature-is-usedmbusdev/bluebus-flutter:42-have-full-building-list-be-downloaded-at-install-instead-of-every-time-the-search-feature-is-usedCopy head branch name to clipboard