package Ġcom . example . all my p ays Ċ Ċ import Ġandroidx . fragment . app . Fragment ĊĊ Ċ interface ĠNavigation Host Ġ{ ĊĠĠĠ Ġfun Ġnavigate To ( fragment : ĠFragment , ĠaddTo Back stack : ĠBoolean ) Ċ } Ċ