Main Fragment class Main_fragment : Fragment(), BoardInter { val SCREEN_ADMIN = 1 val SCREEN_MYQ = 2 val SCREEN_BOARD = 3 // override fun click(data: BoardData) val SCREEN_FRIENDMAIN = 4 lateinit var txt_myPoint: TextView lateinit var binding: FragmentMainFragmentBinding // MVVM lateinit var viewModel: Vm_Main lateinit var adapter: Adapter_MainBoard; override fun onCreate(savedInstanceState: Bun..