Migrate playground/SqlServerEndToEnd to EF Hosting integration and fix found issues

Aspire.slnx

@@ -371,7 +371,6 @@
     <Project Path="playground/SqlServerEndToEnd/SqlServerEndToEnd.ApiService/SqlServerEndToEnd.ApiService.csproj" />
     <Project Path="playground/SqlServerEndToEnd/SqlServerEndToEnd.AppHost/SqlServerEndToEnd.AppHost.csproj" />
     <Project Path="playground/SqlServerEndToEnd/SqlServerEndToEnd.Common/SqlServerEndToEnd.Common.csproj" />
-    <Project Path="playground/SqlServerEndToEnd/SqlServerEndToEnd.DbSetup/SqlServerEndToEnd.DbSetup.csproj" />
   </Folder>
   <Folder Name="/playground/SqlServerScript/">
     <Project Path="playground/SqlServerScript/AppHost1/AppHost1.csproj" />

playground/SqlServerEndToEnd/SqlServerEndToEnd.ApiService/SqlServerEndToEnd.ApiService.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk.Web">
+<Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
     <TargetFramework>$(DefaultTargetFramework)</TargetFramework>
@@ -10,6 +10,10 @@
     <AspireProjectOrPackageReference Include="Aspire.Microsoft.EntityFrameworkCore.SqlServer" />
     <ProjectReference Include="..\..\Playground.ServiceDefaults\Playground.ServiceDefaults.csproj" />
     <ProjectReference Include="..\SqlServerEndToEnd.Common\SqlServerEndToEnd.Common.csproj" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
   </ItemGroup>
 
 </Project>

playground/SqlServerEndToEnd/SqlServerEndToEnd.AppHost/AppHost.cs

@@ -11,19 +11,28 @@
 var sql2 = builder.AddAzureSqlServer("sql2");
 var db2 = sql2.AddDatabase("db2");
 
-var dbsetup = builder.AddProject<Projects.SqlServerEndToEnd_DbSetup>("dbsetup")
-                     .WithReference(db1).WaitFor(sql1)
-                     .WithReference(db2).WaitFor(sql2);
+var api = builder.AddProject<Projects.SqlServerEndToEnd_ApiService>("api")
+       .WithExternalHttpEndpoints();
 
-// Add EF migrations resource for the dbsetup project
+// Add EF migrations resource for the api project
 // This adds dashboard commands for managing EF migrations
-var dbMigrations = dbsetup.AddEFMigrations("db-migrations");
-
-builder.AddProject<Projects.SqlServerEndToEnd_ApiService>("api")
-       .WithExternalHttpEndpoints()
-       .WithReference(db1).WaitFor(db1)
-       .WithReference(db2).WaitFor(db2)
-       .WaitForCompletion(dbsetup);
+var db1Migrations = api.AddEFMigrations("db1-migrations", "MyDb1Context")
+    .WithMigrationsProject<Projects.SqlServerEndToEnd_Common>()
+    .WithMigrationOutputDirectory("Db1Migrations")
+    .RunDatabaseUpdateOnStart()                        // Note that this only works during local development. The migrations resource is not deployed.
+    .PublishAsMigrationBundle(publishContainer: true)
+    .WithReference(db1).WaitFor(db1);
+
+var db2Migrations = api.AddEFMigrations("db2-migrations", "MyDb2Context")
+    .WithMigrationsProject<Projects.SqlServerEndToEnd_Common>()
+    .WithMigrationOutputDirectory("Db2Migrations")
+    .RunDatabaseUpdateOnStart()                        // Note that this only works during local development. The migrations resource is not deployed.
+    .PublishAsMigrationBundle(publishContainer: true)
+    .WithReference(db2).WaitFor(db2);
+
+api
+    .WaitForCompletion(db1Migrations)
+    .WaitForCompletion(db2Migrations);
 
 #if !SKIP_DASHBOARD_REFERENCE
 // This project is only added in playground projects to support development/debugging

playground/SqlServerEndToEnd/SqlServerEndToEnd.AppHost/SqlServerEndToEnd.AppHost.csproj

@@ -20,7 +20,7 @@
     <AspireProjectOrPackageReference Include="Aspire.Hosting.EntityFrameworkCore" />
 
     <ProjectReference Include="..\SqlServerEndToEnd.ApiService\SqlServerEndToEnd.ApiService.csproj" />
-    <ProjectReference Include="..\SqlServerEndToEnd.DbSetup\SqlServerEndToEnd.DbSetup.csproj" />
+    <ProjectReference Include="..\SqlServerEndToEnd.Common\SqlServerEndToEnd.Common.csproj" />
   </ItemGroup>
 
 </Project>

playground/SqlServerEndToEnd/SqlServerEndToEnd.Common/Db1Migrations/20260511233127_Initial.cs

@@ -0,0 +1,31 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace SqlServerEndToEnd.Common.Db1;
+
+/// <inheritdoc />
+public partial class Initial : Migration
+{
+    /// <inheritdoc />
+    protected override void Up(MigrationBuilder migrationBuilder)
+    {
+        migrationBuilder.CreateTable(
+            name: "Entries",
+            columns: table => new
+            {
+                Id = table.Column<Guid>(type: "uniqueidentifier", nullable: false)
+            },
+            constraints: table =>
+            {
+                table.PrimaryKey("PK_Entries", x => x.Id);
+            });
+    }
+
+    /// <inheritdoc />
+    protected override void Down(MigrationBuilder migrationBuilder)
+    {
+        migrationBuilder.DropTable(
+            name: "Entries");
+    }
+}

playground/SqlServerEndToEnd/SqlServerEndToEnd.Common/Db1Migrations/MyDb1ContextModelSnapshot.cs

@@ -0,0 +1,38 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using SqlServerEndToEnd.Common;
+
+#nullable disable
+
+namespace SqlServerEndToEnd.Common.Db1
+{
+    [DbContext(typeof(MyDb1Context))]
+    partial class MyDb1ContextModelSnapshot : ModelSnapshot
+    {
+        protected override void BuildModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "8.0.26")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("SqlServerEndToEnd.Common.Entry", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Entries");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

playground/SqlServerEndToEnd/SqlServerEndToEnd.Common/Db2Migrations/20260511233305_Initial.cs

@@ -0,0 +1,31 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace SqlServerEndToEnd.Common.Db2;
+
+/// <inheritdoc />
+public partial class Initial : Migration
+{
+    /// <inheritdoc />
+    protected override void Up(MigrationBuilder migrationBuilder)
+    {
+        migrationBuilder.CreateTable(
+            name: "Entries",
+            columns: table => new
+            {
+                Id = table.Column<Guid>(type: "uniqueidentifier", nullable: false)
+            },
+            constraints: table =>
+            {
+                table.PrimaryKey("PK_Entries", x => x.Id);
+            });
+    }
+
+    /// <inheritdoc />
+    protected override void Down(MigrationBuilder migrationBuilder)
+    {
+        migrationBuilder.DropTable(
+            name: "Entries");
+    }
+}

playground/SqlServerEndToEnd/SqlServerEndToEnd.Common/Db2Migrations/MyDb2ContextModelSnapshot.cs

@@ -0,0 +1,38 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using SqlServerEndToEnd.Common;
+
+#nullable disable
+
+namespace SqlServerEndToEnd.Common.Db2
+{
+    [DbContext(typeof(MyDb2Context))]
+    partial class MyDb2ContextModelSnapshot : ModelSnapshot
+    {
+        protected override void BuildModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "8.0.26")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("SqlServerEndToEnd.Common.Entry", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uniqueidentifier");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Entries");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}