Dashboard und Schnellnavigation fix

LehrerApp.Desktop/ViewModels/Students/DocumentationViewModels.cs

@@ -17,7 +17,7 @@ public record StudentOption(Guid Id, string Name);
 public static class DocumentationTypeDisplay
 {
     public static string[] Options { get; } =
-        ["Gespräch", "Vorkommnis", "Förderplan", "Fehlzeit", "Elternanruf", "Elternbrief"];
+        ["Gespräch", "Vorkommnis", "Förderplan", "Fehlzeit", "Elternanruf", "Elternbrief", "Planung / Erinnerung"];
 
     public static string Label(DocumentationType t) => t switch
     {
@@ -27,6 +27,7 @@ public static class DocumentationTypeDisplay
         DocumentationType.Absence      => "Fehlzeit",
         DocumentationType.ParentCall   => "Elternanruf",
         DocumentationType.ParentLetter => "Elternbrief",
+        DocumentationType.Planning     => "Planung / Erinnerung",
         _ => "",
     };
 
@@ -37,6 +38,7 @@ public static class DocumentationTypeDisplay
         "Fehlzeit"    => DocumentationType.Absence,
         "Elternanruf" => DocumentationType.ParentCall,
         "Elternbrief" => DocumentationType.ParentLetter,
+        "Planung / Erinnerung" => DocumentationType.Planning,
         _             => DocumentationType.Conversation,
     };
 }
@@ -301,7 +303,7 @@ public partial class DocumentationDialogViewModel : ObservableObject
         LetterSentDateError = ""; LetterResponseDateError = "";
         var valid = true;
 
-        if (CanPickStudent && SelectedStudent is null) { StudentError = "Schüler auswählen."; valid = false; }
+        if (CanPickStudent && SelectedStudent is null) { StudentError = "Bezug auswählen."; valid = false; }
 
         if (string.IsNullOrWhiteSpace(Title)) { TitleError = "Titel erforderlich."; valid = false; }