package Ġco . nil in . op ex . chain scan . gateway . repository Ċ Ċ import Ġco . nil in . op ex . chain scan . gateway . model . Scanner Module Ċ import Ġorg . springframework . data . repository . reactive . Reactive Crud Repository Ċ import Ġorg . springframework . stereotype . Repository Ċ Ċ @ Repository Ċ interface ĠScanner Module Repository Ġ: ĠReactive Crud Repository < Scanner Module , ĠLong > Ċ