improve some unimportend things

src/main.cpp

@@ -57,6 +57,13 @@ void setup() {
     Serial.begin(115200);
     char wifiIndicator = 'X';
 
+    Wire.begin(21, 19);
+    // i2cScanner();
+    lcd = new LiquidCrystal_I2C(0x3F,16,2);
+    lcd->init();
+    lcd->clear();
+    lcd->noBacklight();
+
     Network::setIps();
     Network::setupMQTT();
     wifiIsActive = Network::connectWifi();
@@ -87,10 +94,6 @@ void setup() {
     outputBuf->setSerialBT(serialBT);
     outputBuf->activateMqtt(false);
 
-    Wire.begin(21, 19);
-    // i2cScanner();
-    lcd = new LiquidCrystal_I2C(0x3F,16,2);
-    lcd->init();
     lcd->backlight();
     lcd->printf("%c Kleiax-Rover %c", wifiIndicator, wifiIndicator);
     lcd->setCursor(0, 1);
@@ -195,7 +198,10 @@ void makeMenu() {
         std::cout << "Dummy in Action" <<std::endl;
     };
 
-    auto restart = []() {
+    auto restart = [&]() {
+        lcd->clear();
+        lcd->setCursor(0, 0);
+        lcd->print("Rebooting ...");
         ESP.restart();
     };