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

Oqtane.Server/Migrations/Framework/PrimaryKey.cs

@@ -0,0 +1,21 @@
+using System;
+using System.Linq.Expressions;
+using Oqtane.Migrations.EntityBuilders;
+
+namespace Oqtane.Migrations
+{
+    public readonly struct PrimaryKey<TEntityBuilder> where TEntityBuilder : BaseEntityBuilder<TEntityBuilder>
+    {
+        public PrimaryKey(string name, Expression<Func<TEntityBuilder, object>> columns)
+        {
+            Name = name;
+            Columns = columns;
+        }
+
+        public string Name { get; }
+
+        public Expression<Func<TEntityBuilder, object>> Columns { get;}
+
+
+    }
+}