added WiFi retry on connection lost

examples/companion_radio/main.cpp

@@ -221,6 +221,12 @@ void setup() {
 void loop() {
   the_mesh.loop();
   sensors.loop();
+  if (WiFi.status() != WL_CONNECTED) {
+    Serial.println("Reconnecting to WiFi...");
+    WiFi.disconnect();
+    WiFi.reconnect();
+    delay(5000); // Give it time to reconnect
+  }
 #ifdef DISPLAY_CLASS
   ui_task.loop();
 #endif