Created login and error handling to get auth token. Refreshing not handled.

BodyshopUploader/Utils/AppMetaData.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BodyshopUploader.Utils
+{
+    public static class AppMetaData
+    {
+        public static string FirebaseAPIKey_DEV = "AIzaSyDV9MsSHZmpLtjoaTK_ObvjFaJ-nMSd2KA";
+
+    }
+}