feat: add supplier payment and allocation models, API, and frontend components

- Created `SupplierPayment` and `SupplierPaymentGRN` models for managing supplier payments and their allocations.
- Implemented API endpoints for listing and creating supplier payments.
- Developed frontend components for displaying and recording supplier payments, including a dialog for payment creation.
- Integrated GRN allocations into the payment creation process, ensuring total allocations match the payment amount.
- Added pagination and loading states for the payments list.

Distribution/Models/SupplierPaymentGRN.cs

@@ -0,0 +1,19 @@
+using System.ComponentModel.DataAnnotations.Schema;
+using Microsoft.EntityFrameworkCore;
+
+namespace Distribution.Models
+{
+    public class SupplierPaymentGRN : Template
+    {
+        public Guid FK_SupplierPaymentId { get; set; }
+        [ForeignKey("FK_SupplierPaymentId")]
+        public SupplierPayment? SupplierPayment { get; set; }
+
+        public Guid FK_GoodsReceiptId { get; set; }
+        [ForeignKey("FK_GoodsReceiptId")]
+        public GoodsReceipt? GoodsReceipt { get; set; }
+
+        [Precision(18, 2)]
+        public decimal AllocatedAmount { get; set; }
+    }
+}