backend/Directory.Packages.props

@@ -3,6 +3,7 @@
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
   </PropertyGroup>
   <ItemGroup>
+    <PackageVersion Include="Extensions.Hosting.AsyncInitialization" Version="3.0.1" />
     <PackageVersion Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="10.0.0" />
     <PackageVersion Include="Microsoft.AspNetCore.OpenApi" Version="10.0.0" />
     <PackageVersion Include="Microsoft.EntityFrameworkCore" Version="10.0.0" />
@@ -10,4 +11,4 @@
     <PackageVersion Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="10.0.0" />
     <PackageVersion Include="MediatR" Version="12.4.1" />
   </ItemGroup>
-</Project>
+</Project>

backend/src/Tnsu.ApprovalRoute.Api/Program.cs

@@ -1,3 +1,4 @@
+using Extensions.Hosting.AsyncInitialization;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
@@ -18,6 +19,6 @@ if (app.Environment.IsDevelopment())
 
 app.MapHealthChecks("/health");
 
-app.Run();
+await app.InitAndRunAsync();
 
 public partial class Program;

backend/src/Tnsu.ApprovalRoute.Api/Tnsu.ApprovalRoute.Api.csproj

@@ -4,6 +4,7 @@
     <ProjectReference Include="..\Tnsu.ApprovalRoute.Infrastructure\Tnsu.ApprovalRoute.Infrastructure.csproj" />
   </ItemGroup>
   <ItemGroup>
+    <PackageReference Include="Extensions.Hosting.AsyncInitialization" />
     <PackageReference Include="Microsoft.AspNetCore.Authentication.JwtBearer" />
     <PackageReference Include="Microsoft.AspNetCore.OpenApi" />
     <PackageReference Include="MediatR" />

backend/src/Tnsu.ApprovalRoute.Domain/Enums/RouteStepStatus.cs

@@ -2,6 +2,7 @@ namespace Tnsu.ApprovalRoute.Domain.Enums;
 
 public enum RouteStepStatus
 {
+    None,
     Draft,
     OnApproval,
     Approved,

backend/src/Tnsu.ApprovalRoute.Domain/Enums/RouteType.cs

@@ -2,6 +2,7 @@ namespace Tnsu.ApprovalRoute.Domain.Enums;
 
 public enum RouteType
 {
+    None,
     Parallel,
     Sequential
 }

backend/src/Tnsu.ApprovalRoute.Infrastructure/InfrastructureServiceCollectionExtensions.cs

@@ -1,3 +1,4 @@
+using Extensions.Hosting.AsyncInitialization;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
@@ -12,6 +13,7 @@ public static class InfrastructureServiceCollectionExtensions
     {
         services.AddDbContext<ApprovalRouteDbContext>(opt =>
             opt.UseNpgsql(configuration.GetConnectionString("Postgres")));
+        services.AddAsyncInitializer<DatabaseMigrationInitializer>();
 
         return services;
     }

backend/src/Tnsu.ApprovalRoute.Infrastructure/Persistence/DatabaseMigrationInitializer.cs

@@ -0,0 +1,10 @@
+using Extensions.Hosting.AsyncInitialization;
+using Microsoft.EntityFrameworkCore;
+
+namespace Tnsu.ApprovalRoute.Infrastructure.Persistence;
+
+public sealed class DatabaseMigrationInitializer(ApprovalRouteDbContext db) : IAsyncInitializer
+{
+    public Task InitializeAsync(CancellationToken cancellationToken) =>
+        db.Database.MigrateAsync(cancellationToken);
+}

backend/src/Tnsu.ApprovalRoute.Infrastructure/Tnsu.ApprovalRoute.Infrastructure.csproj

@@ -4,6 +4,7 @@
     <ProjectReference Include="..\Tnsu.ApprovalRoute.Domain\Tnsu.ApprovalRoute.Domain.csproj" />
   </ItemGroup>
   <ItemGroup>
+    <PackageReference Include="Extensions.Hosting.AsyncInitialization" />
     <PackageReference Include="Microsoft.EntityFrameworkCore" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Design" />
     <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" />