App - View.js

  return (
    <NavigationContainer>
      <AppContext.Provider value={initialState}>
        <Stack.Navigator>
          <Stack.Screen name="Lobby" component={Lobby} options={{ ...defaultHeaderOptions }} />
          <Stack.Screen name="Chat" component={Chat} options={{ ...defaultHeaderOptions }} />
          <Stack.Screen name="Member" component={Member} options={{ ...defaultHeaderOptions }} />
          <Stack.Screen name="Invite" component={Invite} options={{ ...defaultHeaderOptions }} />
          <Stack.Screen name="Profile" component={Profile} options={{ ...defaultHeaderOptions }} />
        </Stack.Navigator>
      </AppContext.Provider>
    </NavigationContainer>
  );