JOBot.Backend/Program.cs

@@ -4,7 +4,7 @@ var builder = WebApplication.CreateBuilder(args);
 
 var startup = new Startup(builder.Configuration);
 
-startup.ConfigureServices(builder.Services);
+await startup.ConfigureServices(builder.Services);
 
 var app = builder.Build();
 startup.Configure(app, app.Environment);

JOBot.Backend/Startup.cs

@@ -12,33 +12,29 @@ public class Startup(IConfiguration configuration)
 {
     private IConfiguration Configuration { get; } = configuration;
 
-    public void ConfigureServices(IServiceCollection services)
+    public async Task ConfigureServices(IServiceCollection services)
     {
         services.AddGrpc();
         services.AddGrpcReflection();
         services.AddControllers();
         services.AddLogging();
-        
+
+        var rabbitMqConnection = await new ConnectionFactory
+        {
+            HostName = "rabbitmq"
+        }.CreateConnectionAsync();
+        var channel = await rabbitMqConnection.CreateChannelAsync();
+        await channel.QueueDeclareAsync(
+            RabbitQueues.AuthQueue,
+            false,
+            false,
+            false,
+            arguments: null);
+        services.AddSingleton(channel);
+
         services.AddDbContext<AppDbContext>(options =>
             options.UseNpgsql(Configuration.GetConnectionString("PostgreSQL")));
 
-
-        services.AddSingleton<IChannel>(x =>
-        {
-            var rabbitMqConnection = new ConnectionFactory
-            {
-                HostName = "rabbitmq"
-            }.CreateConnectionAsync().Result;
-            var channel = rabbitMqConnection.CreateChannelAsync().Result;
-            channel.QueueDeclareAsync(
-                RabbitQueues.AuthQueue,
-                false,
-                false,
-                false,
-                arguments: null).Wait();
-            return channel;
-        });
-
         services.Configure<HeadHunterConfig>(Configuration.GetSection(HeadHunterConfig.SectionName));
 
         services.AddScoped<HeadHunterService>();