Default to unknown state

application/qml/pages/MainPage.qml

@@ -37,6 +37,7 @@ Page {
         "overheat": qsTr("Overheated", "Battery is very hot"),
         "cool": qsTr("Cool", "Battery is cool"),
         "cold": qsTr("Cold", "Battery is very cold"),
+        "unknown": qsTr("unknown", "Battery not detected, or faulty, or something")
     }
     property bool serviceRunning: true
 

application/src/battery.h

@@ -77,7 +77,7 @@ private:
     bool chargingEnabled = true; // Only ever disabled manually
 
 
-    QString health = "Good"; // Good, Warm, Overheat. Might have Cold or Overvoltage depending on driver
+    QString health = "unknown"; // Good, warm, overheat. Might have Cold or Overvoltage depending on driver
     int temperature = 0; // freezing
 
     int enableChargingValue = 1;