make account service with grn

Backend/ERPCore/Dtos/Grn/GrnDtos.cs

@@ -16,23 +16,36 @@ public sealed record GrnLineDto(
 
 public sealed record GrnDto(
     int GrnId, string DocNo, int? PoId, int VendorId, int WarehouseId, GrnStatus Status,
-    int CreatedBy, DateTime CreatedAt, DateTime? PostedAt, IReadOnlyList<GrnLineDto> Lines);
+    int CreatedBy, DateTime CreatedAt, DateTime? PostedAt, string? GlJournalNo,
+    decimal PaidAmount, decimal BalanceAmount, IReadOnlyList<GrnLineDto> Lines);
 
 /// <summary>Row shape for <c>GET /grns</c> — line count instead of the lines themselves.</summary>
 public sealed record GrnSummaryDto(
     int GrnId, string DocNo, int? PoId, int VendorId, int WarehouseId, GrnStatus Status,
-    int CreatedBy, DateTime CreatedAt, DateTime? PostedAt, int LineCount);
+    int CreatedBy, DateTime CreatedAt, DateTime? PostedAt, int LineCount,
+    decimal PaidAmount, decimal BalanceAmount);
 
 public sealed record CreatedLayerDto(
     int LayerId, int ItemId, int WarehouseId, int? BatchId,
     decimal QtyReceived, decimal QtyRemaining, decimal UnitCost, DateTime ReceiptDate);
 
 public sealed record GrnConfirmResultDto(
-    int GrnId, GrnStatus Status, DateTime PostedAt,
+    int GrnId, GrnStatus Status, DateTime PostedAt, string GlJournalNo, decimal BalanceAmount,
     IReadOnlyList<CreatedLayerDto> CreatedLayers, IReadOnlyList<int> LedgerRefs, PurchaseOrderStatus? PoStatus);
 
 public sealed record ReleaseLineResultDto(int GrnLineId, HoldStatus HoldStatus);
 
+public sealed record GrnPaymentDto(
+    int GrnPaymentId, int GrnId, decimal Amount, DateTime PaymentDate,
+    long GlBankAccountId, string BankAccountName, string? Reference, string? GlJournalNo, DateTime CreatedAt);
+
+public sealed class CreateGrnPaymentRequest
+{
+    [Range(0.01, double.MaxValue)] public decimal Amount { get; set; }
+    [Required] public long GlBankAccountId { get; set; }
+    [StringLength(100)] public string? Reference { get; set; }
+}
+
 // Requests ----------------------------------------------------------------------
 
 public sealed class BatchInput