Add migration to include AccruedExpensesCode in gl_account_config table

- Introduced a new column 'AccruedExpensesCode' of type varchar(20) to the 'gl_account_config' table.
- Added SQL command to update existing records with a default value of '2300' for the 'AccruedExpensesCode' where it is currently null.

Backend/ERPCore/Migrations/20261018093457_AddWastageApprovalSetting.cs

@@ -0,0 +1,36 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace ERPCore.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddWastageApprovalSetting : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<int>(
+                name: "WastageLevels",
+                table: "approval_config",
+                type: "int",
+                nullable: false,
+                defaultValue: 0);
+
+            migrationBuilder.UpdateData(
+                table: "approval_config",
+                keyColumn: "ApprovalConfigId",
+                keyValue: 1,
+                column: "WastageLevels",
+                value: 0);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "WastageLevels",
+                table: "approval_config");
+        }
+    }
+}

Backend/ERPCore/Migrations/20261018103509_AddAccruedExpensesGlRole.cs

@@ -0,0 +1,34 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace ERPCore.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddAccruedExpensesGlRole : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<string>(
+                name: "AccruedExpensesCode",
+                table: "gl_account_config",
+                type: "varchar(20)",
+                maxLength: 20,
+                nullable: true,
+                collation: "utf8mb4_unicode_ci");
+
+            // Until now the accrued-expenses account lived only in appsettings (Expense:GlAccruedExpensesCode, "2300"); carry it
+            // over so an existing deployment keeps working and the code now shows - and is checked - on Settings -> GL Accounts.
+            migrationBuilder.Sql("UPDATE `gl_account_config` SET `AccruedExpensesCode` = '2300' WHERE `ConfigId` = 1 AND `AccruedExpensesCode` IS NULL;");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "AccruedExpensesCode",
+                table: "gl_account_config");
+        }
+    }
+}

Backend/ERPCore/Migrations/ErpDbContextModelSnapshot.cs

@@ -86,6 +86,9 @@ namespace ERPCore.Migrations
                     b.Property<int?>("UpdatedBy")
                         .HasColumnType("int");
 
+                    b.Property<int>("WastageLevels")
+                        .HasColumnType("int");
+
                     b.HasKey("ApprovalConfigId");
 
                     b.ToTable("approval_config", null, t =>
@@ -101,7 +104,8 @@ namespace ERPCore.Migrations
                             PriceAdjustmentLevels = 2,
                             RowVersion = 1u,
                             StockAdjustmentLevel2ThresholdValue = 0m,
-                            StockAdjustmentLevels = 2
+                            StockAdjustmentLevels = 2,
+                            WastageLevels = 0
                         });
                 });
 
@@ -2252,6 +2256,10 @@ namespace ERPCore.Migrations
                         .HasMaxLength(20)
                         .HasColumnType("varchar(20)");
 
+                    b.Property<string>("AccruedExpensesCode")
+                        .HasMaxLength(20)
+                        .HasColumnType("varchar(20)");
+
                     b.Property<string>("CashAccountCode")
                         .HasMaxLength(20)
                         .HasColumnType("varchar(20)");