[FA-10] Adds user service and authentication service

FictionArchive.Service.UserService/Program.cs

@@ -0,0 +1,52 @@
+using FictionArchive.Service.Shared.Extensions;
+using FictionArchive.Service.Shared.Services.EventBus.Implementations;
+using FictionArchive.Service.UserService.GraphQL;
+using FictionArchive.Service.UserService.Models.IntegrationEvents;
+using FictionArchive.Service.UserService.Services;
+using FictionArchive.Service.UserService.Services.EventHandlers;
+
+namespace FictionArchive.Service.UserService;
+
+public class Program
+{
+    public static void Main(string[] args)
+    {
+        var builder = WebApplication.CreateBuilder(args);
+        
+        #region Event Bus
+
+        builder.Services.AddRabbitMQ(opt =>
+        {
+            builder.Configuration.GetSection("RabbitMQ").Bind(opt);
+        })
+        .Subscribe<AuthUserAddedEvent, AuthUserAddedEventHandler>();
+        
+        #endregion
+        
+        #region GraphQL
+        
+        builder.Services.AddDefaultGraphQl<Query, Mutation>();
+        
+        #endregion
+        
+        builder.Services.RegisterDbContext<UserServiceDbContext>(builder.Configuration.GetConnectionString("DefaultConnection"));
+        builder.Services.AddTransient<UserManagementService>();
+
+        builder.Services.AddHealthChecks();
+        
+        var app = builder.Build();
+        
+        // Update database
+        using (var scope = app.Services.CreateScope())
+        {
+            var dbContext = scope.ServiceProvider.GetRequiredService<UserServiceDbContext>();
+            dbContext.UpdateDatabase();
+        }
+        
+        app.MapGraphQL();
+        
+        app.MapHealthChecks("/healthz");
+
+        app.Run();
+    }
+}