diff --git a/build.sbt b/build.sbt
index fc6ebbf..2fbce13 100644
--- a/build.sbt
+++ b/build.sbt
@@ -17,13 +17,17 @@ lazy val root = (project in file("."))
       "org.http4s" %% "http4s-dsl" % http4sVersion,
       "org.http4s" %% "http4s-circe" % http4sVersion,
       "io.circe" %% "circe-generic" % circeVersion,
-      "co.fs2" %% "fs2-io" % "3.10.1",
+      "co.fs2" %% "fs2-io" % "3.12.0",
 
       // Tapir + Swagger
       "com.softwaremill.sttp.tapir" %% "tapir-http4s-server" % tapirVersion,
       "com.softwaremill.sttp.tapir" %% "tapir-json-circe" % tapirVersion,
       "com.softwaremill.sttp.tapir" %% "tapir-swagger-ui-bundle" % tapirVersion,
       "com.softwaremill.sttp.tapir" %% "tapir-openapi-docs" % tapirVersion,
-      "com.softwaremill.sttp.apispec" %% "openapi-circe-yaml" % "0.11.10"
+      "com.softwaremill.sttp.apispec" %% "openapi-circe-yaml" % "0.11.10",
+
+      // logs
+      "org.typelevel" %% "log4cats-slf4j" % "2.6.0",
+      "ch.qos.logback" % "logback-classic" % "1.4.11"
 )
   )
diff --git a/src/main/scala/org/yobble/chat_private_service/Main.scala b/src/main/scala/org/yobble/chat_private_service/Main.scala
index 2399037..50f890b 100644
--- a/src/main/scala/org/yobble/chat_private_service/Main.scala
+++ b/src/main/scala/org/yobble/chat_private_service/Main.scala
@@ -23,10 +23,12 @@ object Main extends IOApp {
         .withHost(host"0.0.0.0")
         .withPort(Port.fromInt(AppConfig.PORT).get)
         .withHttpApp(GlobalErrorHandler.withGlobalErrorHandler(routes.all.orNotFound))
+//        .withTLS()
+        .withHttp2
         .build
     }.use(_ => // ✅ внутри use
-      IO.println(s"Server running at http://${AppConfig.HOST}:${AppConfig.PORT}") *>
-        IO.println(s"Swagger UI available at http://${AppConfig.HOST}:${AppConfig.PORT}/docs") *>
+      IO.println(s"Server running at http://0.0.0.0:${AppConfig.PORT}") *>
+        IO.println(s"Swagger UI available at http://0.0.0.0:${AppConfig.PORT}/docs") *>
         IO.never
     ).as(ExitCode.Success)
 }
diff --git a/src/main/scala/org/yobble/chat_private_service/api/endpoint/TestErrorEndpoint.scala b/src/main/scala/org/yobble/chat_private_service/api/endpoint/TestErrorEndpoint.scala
index 8406bec..5ef232e 100644
--- a/src/main/scala/org/yobble/chat_private_service/api/endpoint/TestErrorEndpoint.scala
+++ b/src/main/scala/org/yobble/chat_private_service/api/endpoint/TestErrorEndpoint.scala
@@ -11,27 +11,93 @@ import org.yobble.module.util.ErrorExamples
 
 object TestErrorEndpoint {
 
-  val testErrorEndpoint: Endpoint[String, Option[Int], ErrorResponse, BaseResponse, Any] =
+  val testErrorEndpoint: Endpoint[String, Option[Int], (StatusCode, ErrorResponse), BaseResponse, Any] =
     endpoint.get
       .in("test-error")
       .name("Test Error")
       .securityIn(auth.bearer[String](WWWAuthenticateChallenge.bearer))
-      .in(
-        query[Option[Int]]("code")
-          .description("Optional HTTP status code to simulate. Defaults to 500.")
-          .example(Some(404))
-      )
+      .in(query[Option[Int]]("code").description("Optional HTTP status code").example(Some(404)))
       .errorOut(
-        oneOf[ErrorResponse](
-          oneOfVariant(StatusCode.BadRequest, jsonBody[ErrorResponse].description("Bad Request").example(ErrorExamples.badRequest)),
-          oneOfVariant(StatusCode.Unauthorized, jsonBody[ErrorResponse].description("Unauthorized").example(ErrorExamples.unauthorized)),
-          oneOfVariant(StatusCode.Forbidden, jsonBody[ErrorResponse].description("Forbidden").example(ErrorExamples.forbidden)),
-          oneOfVariant(StatusCode.NotFound, jsonBody[ErrorResponse].description("Not Found").example(ErrorExamples.notFound)),
-          oneOfVariant(StatusCode.MethodNotAllowed, jsonBody[ErrorResponse].description("Method Not Allowed").example(ErrorExamples.notAllowed)),
-          oneOfVariant(StatusCode.Conflict, jsonBody[ErrorResponse].description("Conflict").example(ErrorExamples.conflict)),
-          oneOfVariant(StatusCode(418), jsonBody[ErrorResponse].description("I'm a teapot (In Development)").example(ErrorExamples.teapot)),
-          oneOfVariant(StatusCode.UnprocessableEntity, jsonBody[ErrorResponse].description("Validation Error").example(ErrorExamples.validation)),
-          oneOfVariant(StatusCode.InternalServerError, jsonBody[ErrorResponse].description("Internal Server Error").example(ErrorExamples.internal))
+        oneOf[(StatusCode, ErrorResponse)](
+          oneOfVariantValueMatcher(
+            statusCode.and(
+              jsonBody[ErrorResponse]
+                .description("Bad Request")
+                .example(ErrorExamples.badRequest)
+            )
+          ) { case (code, _) => code == StatusCode.BadRequest },
+
+          oneOfVariantValueMatcher(
+            statusCode.and(
+              jsonBody[ErrorResponse]
+                .description("Unauthorized")
+                .example(ErrorExamples.unauthorized)
+            )
+          ) { case (code, _) => code == StatusCode.Unauthorized },
+
+          oneOfVariantValueMatcher(
+            statusCode.and(
+              jsonBody[ErrorResponse]
+                .description("Forbidden")
+                .example(ErrorExamples.forbidden)
+            )
+          ) { case (code, _) => code == StatusCode.Forbidden },
+
+          oneOfVariantValueMatcher(
+            statusCode.and(
+              jsonBody[ErrorResponse]
+                .description("Not Found")
+                .example(ErrorExamples.notFound)
+            )
+          ) { case (code, _) => code == StatusCode.NotFound },
+
+          oneOfVariantValueMatcher(
+            statusCode.and(
+              jsonBody[ErrorResponse]
+                .description("Method Not Allowed")
+                .example(ErrorExamples.notAllowed)
+            )
+          ) { case (code, _) => code == StatusCode.MethodNotAllowed },
+
+          oneOfVariantValueMatcher(
+            statusCode.and(
+              jsonBody[ErrorResponse]
+                .description("Conflict")
+                .example(ErrorExamples.conflict)
+            )
+          ) { case (code, _) => code == StatusCode.Conflict },
+
+          oneOfVariantValueMatcher(
+            statusCode.and(
+              jsonBody[ErrorResponse]
+                .description("I'm a teapot (In Development)")
+                .example(ErrorExamples.teapot)
+            )
+          ) { case (code, _) => code == StatusCode(418) },
+
+          oneOfVariantValueMatcher(
+            statusCode.and(
+              jsonBody[ErrorResponse]
+                .description("Validation Error")
+                .example(ErrorExamples.validation)
+            )
+          ) { case (code, _) => code == StatusCode.UnprocessableEntity },
+
+          oneOfVariantValueMatcher(
+            statusCode.and(
+              jsonBody[ErrorResponse]
+                .description("Internal Server Error")
+                .example(ErrorExamples.internal)
+            )
+          ) { case (code, _) => code == StatusCode.InternalServerError },
+
+          oneOfVariantValueMatcher(
+            statusCode.and(
+              jsonBody[ErrorResponse]
+                .description("Service Unavailable")
+                .example(ErrorExamples.unavailable)
+            )
+          ) { case (code, _) => code == StatusCode.ServiceUnavailable }
         )
       )
       .out(jsonBody[BaseResponse])
diff --git a/src/main/scala/org/yobble/chat_private_service/api/route/AllServerEndpoints.scala b/src/main/scala/org/yobble/chat_private_service/api/route/AllServerEndpoints.scala
index 56bac32..bc44100 100644
--- a/src/main/scala/org/yobble/chat_private_service/api/route/AllServerEndpoints.scala
+++ b/src/main/scala/org/yobble/chat_private_service/api/route/AllServerEndpoints.scala
@@ -8,6 +8,7 @@ import org.yobble.module.service.profile.ProfileClient
 import org.yobble.module.util.errorByStatus
 import sttp.model.StatusCode
 import sttp.tapir.server.ServerEndpoint
+import sttp.tapir.server.ServerEndpoint.Full
 
 object AllServerEndpoints {
   def all(authClient: AuthClient, profileClient: ProfileClient): List[ServerEndpoint[Any, IO]] = List(
@@ -23,27 +24,34 @@ object AllServerEndpoints {
 
         authClient.getCurrentUser(cleanToken, ip, ua).attempt.map {
           case Left(TokenServiceException(code, msg)) =>
-            Left(ErrorResponse(
+            Left((code, ErrorResponse(
               status = code.code.toString,
               errors = List(ErrorDetail(field = "Authorization", message = msg))
-            ))
+            )))
 
-          case Left(other) =>
-            Left(ErrorResponse(
-              status = StatusCode.InternalServerError.code.toString,
-              errors = List(ErrorDetail(field = "Authorization", message = "token_service: service unavailable"))
-            ))
+//          case Left(_) =>
+//            val code = StatusCode.ServiceUnavailable
+//            Left((code, errorByStatus(code))) // <-- Исправлено!
+
+          case Left(_) =>
+            val code = StatusCode.ServiceUnavailable
+            Left((code, ErrorResponse(
+              status = "error",
+              errors = List(ErrorDetail(field = "request", message = "Token service unavailable"))
+            )))
 
           case Right(_) =>
             Right(token)
         }
       }
-      .serverLogic { _ => maybeCode =>
-        val status = maybeCode
-          .flatMap(code => StatusCode.safeApply(code).toOption)
-          .getOrElse(StatusCode.InternalServerError)
+      .serverLogic { _ =>
+        maybeCode =>
+          val status = maybeCode
+            .flatMap(code => StatusCode.safeApply(code).toOption)
+            .getOrElse(StatusCode.InternalServerError)
 
-        IO.pure(Left(errorByStatus(status)))
+          IO.pure(Left((status, errorByStatus(status)))) // ❗ важно: кортеж!
       }
   )
 }
+
diff --git a/src/main/scala/org/yobble/module/service/HttpClient.scala b/src/main/scala/org/yobble/module/service/HttpClient.scala
index db1956b..e9ec01b 100644
--- a/src/main/scala/org/yobble/module/service/HttpClient.scala
+++ b/src/main/scala/org/yobble/module/service/HttpClient.scala
@@ -1,12 +1,52 @@
 package org.yobble.module.service
 
-import cats.effect.*
+import cats.effect.{IO, Resource}
+import fs2.io.net.tls.TLSContext
 import org.http4s.client.Client
 import org.http4s.ember.client.EmberClientBuilder
+import org.http4s.headers.`User-Agent`
+
+import java.io.FileInputStream
+import scala.util.chaining.*
+import java.security.KeyStore
+import java.security.cert.{Certificate, CertificateFactory}
+import javax.net.ssl.{SSLContext, TrustManagerFactory}
+
 
 object HttpClient {
   def create: Resource[IO, Client[IO]] =
-        EmberClientBuilder
-          .default[IO]
-          .build
+    for {
+//      tlsContext <- customTLSContext("/home/cardinalnsk/IdeaProjects/chat_private_service/src/main/resources/fullchain.pem")
+      tlsContext <- Resource.eval(TLSContext.Builder.forAsync[IO].insecure)
+      client <- EmberClientBuilder
+        .default[IO]
+        .withTLSContext(tlsContext)
+        .withHttp2
+        .build
+    } yield client
+
+  private def customTLSContext(certPath: String): Resource[IO, TLSContext[IO]] =
+    Resource.eval {
+      IO.blocking {
+        // 1. Загружаем X.509 сертификат из файла
+        val certFactory = CertificateFactory.getInstance("X.509")
+        val cert: Certificate = certFactory.generateCertificate(new FileInputStream(certPath))
+
+        // 2. Создаём пустой KeyStore и добавляем туда сертификат
+        val keyStore = KeyStore.getInstance(KeyStore.getDefaultType)
+        keyStore.load(null, null)
+        keyStore.setCertificateEntry("custom-ca", cert)
+
+        // 3. Инициализируем TrustManagerFactory этим keystore
+        val tmf = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm)
+        tmf.init(keyStore)
+
+        // 4. Создаём SSLContext, используя TrustManager
+        val sslContext = SSLContext.getInstance("TLS")
+        sslContext.init(null, tmf.getTrustManagers, new java.security.SecureRandom())
+
+        // Новый способ: TLSContext.Builder.forAsyncWithSSLContext
+        TLSContext.Builder.forAsync[IO].fromSSLContext(sslContext)
+      }
+    }
 }
diff --git a/src/main/scala/org/yobble/module/util/ErrorUtils.scala b/src/main/scala/org/yobble/module/util/ErrorUtils.scala
index dc72a07..3ca5ebd 100644
--- a/src/main/scala/org/yobble/module/util/ErrorUtils.scala
+++ b/src/main/scala/org/yobble/module/util/ErrorUtils.scala
@@ -30,6 +30,10 @@ object ErrorUtils {
 
   def internalServerError(message: String = "Internal Server Error"): ErrorResponse =
     ErrorResponse(errors = List(ErrorDetail("server", message)))
+
+  def serviceUnavailableError(message: String = "Service unavailable"): ErrorResponse =
+    ErrorResponse(errors = List(ErrorDetail("request", message)))
+
 }
 
 object ErrorExamples {
@@ -79,6 +83,11 @@ object ErrorExamples {
     status = "error",
     errors = List(ErrorDetail("server", "An unexpected error occurred. Please try again later."))
   )
+
+  val unavailable: ErrorResponse = ErrorResponse(
+    status = "error",
+    errors = List(ErrorDetail("request", "Service unavailable."))
+  )
 }
 
 // example use
@@ -93,5 +102,6 @@ def errorByStatus(code: StatusCode): ErrorResponse = code match {
   case c if c.code == 418 => ErrorExamples.teapot
   case c if c == StatusCode.UnprocessableEntity => ErrorExamples.validation
   case c if c == StatusCode.InternalServerError => ErrorExamples.internal
+  case c if c == StatusCode.ServiceUnavailable => ErrorExamples.unavailable
   case _ => ErrorExamples.internal
 }
\ No newline at end of file