Add project files.

MyOffice.DbContext/RepositoryInitializer.cs

@@ -0,0 +1,26 @@
+namespace MyOffice.DbContext;
+
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.DependencyInjection;
+
+public record ConnectionConfiguration(string Provider, string ConnectionString);
+
+public class RepositoryInitializer
+{
+	public static void Initialize(
+		IServiceCollection services,
+		ConnectionConfiguration connectionString
+	)
+	{
+		Services = services!;
+		ConnectionString = connectionString;
+
+		var db = AppDbContextFactory.Instance.CreateDbContext();
+		db.ChangeTracker.QueryTrackingBehavior = QueryTrackingBehavior.NoTracking;
+		//db.Database.EnsureCreated();
+		db.Database.Migrate();
+	}
+
+	public static ConnectionConfiguration ConnectionString { get; internal set; } = null!;
+	public static IServiceCollection Services { get; internal set; } = null!;
+}