Creation of EF Core Migrations - these execute using EF Tools, but are not integrated to run programmatically

Oqtane.Server/Migrations/Extensions/ColumnsBuilderExtensions.cs

@@ -0,0 +1,47 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations.Operations;
+using Microsoft.EntityFrameworkCore.Migrations.Operations.Builders;
+
+namespace Oqtane.Migrations.Extensions
+{
+    public static class ColumnsBuilderExtensions
+    {
+        public static OperationBuilder<AddColumnOperation> AddAutoIncrementColumn(this ColumnsBuilder table, string name)
+        {
+            return table.Column<int>(name: name, nullable: false)
+                            .Annotation("SqlServer:Identity", "1, 1")
+                            .Annotation("Sqlite:Autoincrement", true);
+        }
+
+        public static OperationBuilder<AddColumnOperation> AddBooleanColumn(this ColumnsBuilder table, string name, bool nullable = false)
+        {
+            return table.Column<bool>(name: name, nullable: nullable);
+        }
+
+        public static OperationBuilder<AddColumnOperation> AddDateTimeColumn(this ColumnsBuilder table, string name, bool nullable = false)
+        {
+            return table.Column<DateTime>(name: name, nullable: nullable);
+        }
+
+        public static OperationBuilder<AddColumnOperation> AddDateTimeOffsetColumn(this ColumnsBuilder table, string name, bool nullable = false)
+        {
+            return table.Column<DateTimeOffset>(name: name, nullable: nullable);
+        }
+
+        public static OperationBuilder<AddColumnOperation> AddIntegerColumn(this ColumnsBuilder table, string name, bool nullable = false)
+        {
+            return table.Column<int>(name: name, nullable: nullable);
+        }
+
+        public static OperationBuilder<AddColumnOperation> AddMaxStringColumn(this ColumnsBuilder table, string name, bool nullable = false)
+        {
+            return table.Column<string>(name: name, nullable: nullable);
+        }
+
+        public static OperationBuilder<AddColumnOperation> AddStringColumn(this ColumnsBuilder table, string name, int length, bool nullable = false)
+        {
+            return table.Column<string>(name: name, maxLength: length, nullable: nullable);
+        }
+
+    }
+}