feat: add WorkUnitEditorModal component for managing work units

- Implemented WorkUnitEditorModal.razor for creating and editing work units.
- Added necessary services and parameters for data handling.
- Included computed values for calculated hours, gross income, and net income.
- Enhanced UI with modal structure and styling.

fix: update _Imports.razor to include Shared components

- Added reference to WorkUnitEditorModal in _Imports.razor for accessibility.

feat: extend CalendarEventDocument with StartDate and EndDate properties

- Updated CalendarEventDocument.cs to include StartDate and EndDate for better event management.

feat: create CalendarEventFormatter for event description formatting

- Introduced CalendarEventFormatter.cs to handle display logic for calendar events.

fix: enhance CouchbaseLiteWorkDayService for calendar event management

- Updated methods to handle new StartDate and EndDate properties in calendar events.
- Improved event saving and deletion logic.

test: add Playwright tests for date locale functionality

- Created date-locale.spec.ts to verify date picker behavior and formatting.

style: enhance app.css with modal and date input styles

- Added styles for calendar modal, date input, and related components for improved UI.

Formatting/CalendarEventFormatter.cs

@@ -0,0 +1,27 @@
+using WorkTracker.Domain;
+
+namespace WorkTracker.Formatting;
+
+public static class CalendarEventFormatter
+{
+    public static string GetDisplayDescription(CalendarEventDocument calendarEvent)
+    {
+        return GetDisplayDescription(calendarEvent.EventType, calendarEvent.Description);
+    }
+
+    public static string GetDisplayDescription(CalendarEventType eventType, string? description)
+    {
+        return string.IsNullOrWhiteSpace(description)
+            ? GetEventTypeName(eventType)
+            : description.Trim();
+    }
+
+    public static string GetEventTypeName(CalendarEventType eventType)
+    {
+        return eventType switch
+        {
+            CalendarEventType.DayOff => "Day Off",
+            _ => eventType.ToString()
+        };
+    }
+}