package Ġcom . micro services . book . repository Ċ Ċ import Ġcom . micro services . book . entity . Book Ċ import Ġorg . springframework . data . mongodb . repository . Reactive Mongo Repository Ċ import Ġorg . springframework . stereotype . Repository Ċ Ċ @ Repository Ċ interface ĠBook Repository Ġ: ĠReactive Mongo Repository < Book , ĠString >