Added support for notifications

LiteCharms.Features/Notifications/Queries/GetNotificationsQuery.cs

@@ -0,0 +1,30 @@
+using LiteCharms.Models;
+
+namespace LiteCharms.Features.Notifications.Queries;
+
+public class GetNotificationsQuery : IRequest<Result<Notification[]>>
+{
+    public DateOnly From { get; set; }
+
+    public DateOnly To { get; set; }
+
+    public int MaxRecords { get; set; }
+
+    private GetNotificationsQuery(DateOnly from, DateOnly to, int maxRecords = 1000)
+    {
+        From = from;
+        To = to;
+        MaxRecords = maxRecords;
+    }
+
+    public static GetNotificationsQuery Create(DateOnly from, DateOnly to, int maxRecords = 1000)
+    {
+        if (from > to)  
+            throw new ArgumentException("From date cannot be greater than To date.");
+
+        if(maxRecords <= 0)  
+            throw new ArgumentException("MaxRecords must be a positive integer.", nameof(maxRecords));
+
+        return new(from, to, maxRecords);
+    }
+}