WelcomeFragment.kt

// in :welcome module
@AndroidEntryPoint
class WelcomeFragment : Fragment(R.layout.fragment_welcome) {

  @Inject lateinit var welcomeButtonClick: WelcomeButtonClick // <-- Injected (provides WelcomeButtonClickImpl)

  override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
    ...
    val button = view.findViewById<Button>(R.id.btn)
    button.setOnClickListener {
      welcomeButtonClick.goToNext() // <-- Navigating to "HomeFragment"
    }
  }
}