feat(ui): INotesApi wrapper for daily notes

src/ClaudeDo.Ui/Services/Interfaces/INotesApi.cs

@@ -0,0 +1,11 @@
+using ClaudeDo.Ui.Services;
+
+namespace ClaudeDo.Ui.Services.Interfaces;
+
+public interface INotesApi
+{
+    Task<List<DailyNoteDto>> ListAsync(DateOnly day);
+    Task<DailyNoteDto?> AddAsync(DateOnly day, string text);
+    Task UpdateAsync(string id, string text);
+    Task DeleteAsync(string id);
+}