feat: add cheque books and received cheques management

- Implemented ChequeBooksPage for viewing and filtering cheque books.
- Added NewReceivedChequePage for recording received cheques.
- Created ReceivedChequesPage for listing and managing received cheques.
- Introduced API endpoints for bank accounts, cheque books, and received cheques.
- Defined types for payments including bank accounts, cheque books, and received cheques.

Distribution/Data/AppDBContext.cs

@@ -65,6 +65,10 @@ public class AppDBContext(DbContextOptions<AppDBContext> options) : DbContext(op
     public DbSet<RegionalTaxRule> RegionalTaxRules { get; set; }
     public DbSet<RouteVisitLog> RouteVisitLogs { get; set; }
     public DbSet<SysConfig> SysConfigs { get; set; }
+    public DbSet<BankAccount> BankAccounts { get; set; }
+    public DbSet<ChequeBook> ChequeBooks { get; set; }
+    public DbSet<ChequePage> ChequePages { get; set; }
+    public DbSet<ReceivedCheque> ReceivedCheques { get; set; }
 
     protected override void OnModelCreating(ModelBuilder modelBuilder)
     {
@@ -594,6 +598,61 @@ public class AppDBContext(DbContextOptions<AppDBContext> options) : DbContext(op
             new SysConfig { Key = Distribution.Features.SysConfig.SysConfigService.KeyDefaultWarrantyPeriodDays, Value = "0", UpdatedAt = new DateTime(2026, 10, 1), UpdatedBy = null }
         );
 
+        // --- Payment service: Bank Accounts & Cheques ---
+
+        modelBuilder.Entity<BankAccount>()
+            .Property(a => a.AccountName).HasMaxLength(200);
+        modelBuilder.Entity<BankAccount>()
+            .Property(a => a.BankName).HasMaxLength(200);
+        modelBuilder.Entity<BankAccount>()
+            .Property(a => a.CashAccountTypeName).HasMaxLength(100);
+        modelBuilder.Entity<BankAccount>()
+            .Property(a => a.AccountNumber).HasMaxLength(100);
+        modelBuilder.Entity<BankAccount>()
+            .Property(a => a.CurrencyCode).HasMaxLength(10);
+        modelBuilder.Entity<BankAccount>()
+            .HasIndex(a => new { a.AccountType, a.AccountName })
+            .IsUnique();
+
+        modelBuilder.Entity<ChequeBook>()
+            .Property(b => b.ChequeBookNo).HasMaxLength(100);
+        modelBuilder.Entity<ChequeBook>()
+            .Property(b => b.StartChequeNo).HasMaxLength(50);
+        modelBuilder.Entity<ChequeBook>()
+            .Property(b => b.EndChequeNo).HasMaxLength(50);
+        modelBuilder.Entity<ChequeBook>()
+            .HasIndex(b => b.ChequeBookNo).IsUnique();
+        modelBuilder.Entity<ChequeBook>()
+            .HasOne(b => b.BankAccount)
+            .WithMany()
+            .HasForeignKey(b => b.FK_BankAccountId)
+            .OnDelete(DeleteBehavior.Restrict);
+
+        modelBuilder.Entity<ChequePage>()
+            .Property(p => p.ChequeNo).HasMaxLength(50);
+        modelBuilder.Entity<ChequePage>()
+            .Property(p => p.CurrencyCode).HasMaxLength(10);
+        modelBuilder.Entity<ChequePage>()
+            .HasIndex(p => p.ChequeNo).IsUnique();
+        modelBuilder.Entity<ChequePage>()
+            .HasOne(p => p.ChequeBook)
+            .WithMany(b => b.Pages)
+            .HasForeignKey(p => p.FK_ChequeBookId)
+            .OnDelete(DeleteBehavior.Cascade);
+
+        modelBuilder.Entity<ReceivedCheque>()
+            .Property(c => c.ChequeNo).HasMaxLength(50);
+        modelBuilder.Entity<ReceivedCheque>()
+            .Property(c => c.ReceivedFromName).HasMaxLength(200);
+        modelBuilder.Entity<ReceivedCheque>()
+            .HasIndex(c => c.ChequeNo);
+        modelBuilder.Entity<ReceivedCheque>()
+            .HasOne(c => c.DepositBankAccount)
+            .WithMany()
+            .HasForeignKey(c => c.FK_DepositBankAccountId)
+            .OnDelete(DeleteBehavior.Restrict)
+            .IsRequired(false);
+
         Seed.RoleAndPermissionSeed.Apply(modelBuilder);
         Seed.MasterDataSeed.Apply(modelBuilder);
         Seed.OperationsDataSeed.Apply(modelBuilder);