Implemented empty builder for GraphView

lib/l10n/generated/app_localizations.dart

@@ -476,6 +476,12 @@ abstract class AppLocalizations {
   /// **'Spielverlauf'**
   String get game_process;
 
+  /// No description provided for @empty_graph_text.
+  ///
+  /// In de, this message translates to:
+  /// **'Du musst mindestens zwei Runden spielen, damit der Graph des Spielverlaufes angezeigt werden kann.'**
+  String get empty_graph_text;
+
   /// No description provided for @settings.
   ///
   /// In de, this message translates to:

lib/l10n/generated/app_localizations_de.dart

@@ -210,6 +210,10 @@ class AppLocalizationsDe extends AppLocalizations {
   @override
   String get game_process => 'Spielverlauf';
 
+  @override
+  String get empty_graph_text =>
+      'Du musst mindestens zwei Runden spielen, damit der Graph des Spielverlaufes angezeigt werden kann.';
+
   @override
   String get settings => 'Einstellungen';
 

lib/l10n/generated/app_localizations_en.dart

@@ -92,7 +92,7 @@ class AppLocalizationsEn extends AppLocalizations {
       'If you are not satisfied with the app, please let me know before leaving a bad rating. I will try to fix the issue as soon as possible.';
 
   @override
-  String get contact_email => 'Contac via E-Mail';
+  String get contact_email => 'Contact via E-Mail';
 
   @override
   String get email_subject => 'Feedback: Cabo Counter App';
@@ -205,7 +205,11 @@ class AppLocalizationsEn extends AppLocalizations {
       'Do you want to end the game? The game gets marked as finished and cannot be continued.';
 
   @override
-  String get game_process => 'Spielverlauf';
+  String get game_process => 'Scoring History';
+
+  @override
+  String get empty_graph_text =>
+      'You must play at least two rounds for the game progress graph to be displayed.';
 
   @override
   String get settings => 'Settings';