HomeInternalFragment.kt

// in :home-internal module,
// use the interface on the site where required
@AndroidEntryPoint
class HomeInternalFragment : Fragment(R.layout.fragment_home_internal) {

  @Inject lateinit var homeInternalButtonClicked: HomeInternalButtonClicked // <-- Provide our `HomeInternalButtonClickedImpl`

  override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
    ...
    val btnGoto = view.findViewById<Button>(R.id.btn_goto)
    btnGoto.setOnClickListener {
      homeInternalButtonClicked.goToNext() // <-- Navigate to `HomeInternal2Fragment` of :home-internal2 module
    }
    ...
  }
}