Updated the Installation of Oqtane to use Migrations

Oqtane.Server/Modules/HtmlText/Migrations/01000000_InitializeModule.cs

@@ -0,0 +1,26 @@
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Oqtane.Modules.HtmlText.Migrations.EntityBuilders;
+using Oqtane.Modules.HtmlText.Repository;
+
+namespace Oqtane.Modules.HtmlText.Migrations
+{
+    [DbContext(typeof(HtmlTextContext))]
+    [Migration("HtmlText.01.00.00.00")]
+    public class InitializeModule : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            //Create HtmlText table
+            var entityBuilder = new HtmlTextEntityBuilder(migrationBuilder);
+            entityBuilder.Create();
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            //Drop HtmlText table
+            var entityBuilder = new HtmlTextEntityBuilder(migrationBuilder);
+            entityBuilder.Drop();
+        }
+    }
+}