Improve Prime Time Picker

src/ClaudeDo.Ui/ViewModels/Modals/Settings/PrimeScheduleRowViewModel.cs

@@ -1,3 +1,4 @@
+using System.Globalization;
 using ClaudeDo.Ui.Services;
 using CommunityToolkit.Mvvm.ComponentModel;
 
@@ -23,8 +24,26 @@ public sealed partial class PrimeScheduleRowViewModel : ViewModelBase
 
     public string LastRunLabel => LastRunAt is { } v ? v.LocalDateTime.ToString("g") : "—";
 
+    private static readonly string[] TimeFormats = { @"h\:mm", @"hh\:mm" };
+
+    public string TimeText
+    {
+        get => TimeOfDay.ToString(@"hh\:mm", CultureInfo.InvariantCulture);
+        set
+        {
+            if (TimeSpan.TryParseExact(value, TimeFormats, CultureInfo.InvariantCulture, out var t)
+                && t >= TimeSpan.Zero && t < TimeSpan.FromDays(1))
+            {
+                TimeOfDay = t;
+            }
+            OnPropertyChanged(nameof(TimeText));
+        }
+    }
+
     partial void OnLastRunAtChanged(DateTimeOffset? value) => OnPropertyChanged(nameof(LastRunLabel));
 
+    partial void OnTimeOfDayChanged(TimeSpan value) => OnPropertyChanged(nameof(TimeText));
+
     public PrimeScheduleRowViewModel(PrimeScheduleDto dto, bool isExisting)
     {
         Id = dto.Id;