Add initial screen for receiving waypoints (#2452)

src/modules/WaypointModule.cpp

@@ -10,6 +10,12 @@ ProcessMessage WaypointModule::handleReceived(const meshtastic_MeshPacket &mp)
     auto &p = mp.decoded;
     LOG_INFO("Received waypoint msg from=0x%0x, id=0x%x, msg=%.*s\n", mp.from, mp.id, p.payload.size, p.payload.bytes);
 
+    // We only store/display messages destined for us.
+    // Keep a copy of the most recent text message.
+    devicestate.rx_waypoint = mp;
+    devicestate.has_rx_waypoint = true;
+
+    powerFSM.trigger(EVENT_RECEIVED_MSG);
     notifyObservers(&mp);
 
     return ProcessMessage::CONTINUE; // Let others look at this message also if they want