diff --git a/app/app.go b/app/app.go
deleted file mode 100644
index e8f0178..0000000
--- a/app/app.go
+++ /dev/null
@@ -1,232 +0,0 @@
-package app
-
-import (
-	"context"
-	"errors"
-	"fmt"
-	"gitea.pena/PenaSide/common/log_mw"
-	"gitea.pena/PenaSide/hlog"
-	"gitea.pena/PenaSide/trashlog/wrappers/zaptrashlog"
-	"gitea.pena/SQuiz/answerer/clients"
-	dalBS "gitea.pena/SQuiz/answerer/dal"
-	"gitea.pena/SQuiz/answerer/models"
-	"gitea.pena/SQuiz/answerer/savewc"
-	"gitea.pena/SQuiz/answerer/service"
-	"gitea.pena/SQuiz/common/dal"
-	"gitea.pena/SQuiz/common/healthchecks"
-	"gitea.pena/SQuiz/common/middleware"
-	"gitea.pena/SQuiz/common/model"
-	"gitea.pena/SQuiz/common/utils"
-	"github.com/go-redis/redis/v8"
-	"github.com/gofiber/fiber/v2"
-	"github.com/minio/minio-go/v7"
-	"github.com/minio/minio-go/v7/pkg/credentials"
-	"github.com/skeris/appInit"
-	"go.uber.org/zap"
-	"go.uber.org/zap/zapcore"
-	"time"
-)
-
-type App struct {
-	logger *zap.Logger
-	err    chan error
-}
-
-func (a App) GetLogger() *zap.Logger {
-	return a.logger
-}
-
-func (a App) GetErr() chan error {
-	return a.err
-}
-
-var (
-	errInvalidOptions = errors.New("invalid options")
-)
-
-var zapOptions = []zap.Option{
-	zap.AddCaller(),
-	zap.AddCallerSkip(2),
-	zap.AddStacktrace(zap.ErrorLevel),
-}
-
-var _ appInit.CommonApp = (*App)(nil)
-
-type Options struct {
-	LoggerProdMode      bool   `env:"IS_PROD_LOG" default:"false"`
-	IsProd              bool   `env:"IS_PROD" default:"false"`
-	MinioEP             string `env:"MINIO_EP" default:"localhost:3002"`
-	MinioAK             string `env:"MINIO_AK" default:"minio"`
-	MinioSK             string `env:"MINIO_SK" default:"miniostorage"`
-	NumberPort          string `env:"PORT" default:"1490"`
-	CrtFile             string `env:"CRT" default:"server.crt"`
-	KeyFile             string `env:"KEY" default:"server.key"`
-	PostgresCredentials string `env:"PG_CRED" default:"host=localhost port=5432 user=squiz password=Redalert2 dbname=squiz sslmode=disable"`
-	RedisHost           string `env:"REDIS_HOST"`
-	RedisPassword       string `env:"REDIS_PASSWORD"`
-	RedisDB             uint64 `env:"REDIS_DB"`
-	RedirectURL         string `env:"REDIRECT_URL" default:"https://squiz.pena.digital"`
-	PubKey              string `env:"PUBLIC_KEY"`
-	PrivKey             string `env:"PRIVATE_KEY"`
-	TrashLogHost        string `env:"TRASH_LOG_HOST" default:"localhost:7113"`
-	ModuleLogger        string `env:"MODULE_LOGGER" default:"answerer-local"`
-}
-
-func New(ctx context.Context, opts interface{}, ver appInit.Version) (appInit.CommonApp, error) {
-	var (
-		err, workerErr error
-		zapLogger      *zap.Logger
-		errChan        = make(chan error)
-		options        Options
-		ok             bool
-	)
-
-	if options, ok = opts.(Options); !ok {
-		return App{}, errInvalidOptions
-	}
-
-	if options.LoggerProdMode {
-		zapLogger, err = zap.NewProduction(zapOptions...)
-		if err != nil {
-			return nil, err
-		}
-	} else {
-		zapLogger, err = zap.NewDevelopment(zapOptions...)
-		if err != nil {
-			return nil, err
-		}
-	}
-
-	zapLogger = zapLogger.With(
-		zap.String("SvcCommit", ver.Commit),
-		zap.String("SvcVersion", ver.Release),
-		zap.String("SvcBuildTime", ver.BuildTime),
-	)
-	clickHouseLogger, err := zaptrashlog.NewCore(ctx, zap.InfoLevel, options.TrashLogHost, ver.Release, ver.Commit, time.Now().Unix())
-	if err != nil {
-		panic(err)
-	}
-
-	loggerForHlog := zapLogger.WithOptions(zap.WrapCore(func(core zapcore.Core) zapcore.Core {
-		return zapcore.NewTee(core, clickHouseLogger)
-	}))
-
-	loggerHlog := hlog.New(loggerForHlog).Module(options.ModuleLogger)
-
-	loggerHlog.With(models.AllFields{})
-	loggerHlog.Emit(InfoSvcStarted{})
-
-	// Initialize minio client object.
-	minioClient, err := minio.New(options.MinioEP, &minio.Options{
-		Creds:  credentials.NewStaticV4(options.MinioAK, options.MinioSK, ""),
-		Secure: options.IsProd,
-	})
-	if err != nil {
-		fmt.Println("MINIOERR", options.MinioEP, err)
-		return nil, err
-	}
-	pgdal, err := dal.New(ctx, options.PostgresCredentials, minioClient)
-	if err != nil {
-		return nil, err
-	}
-
-	zapLogger.Info("config", zap.Any("options", options))
-	//init redis
-	redisClient := redis.NewClient(&redis.Options{
-		Addr:     options.RedisHost,
-		Password: options.RedisPassword,
-		DB:       int(options.RedisDB),
-	})
-
-	encrypt := utils.NewEncrypt(options.PubKey, options.PrivKey)
-
-	workerSendClientCh := make(chan model.Answer, 50)
-	workerRespondentCh := make(chan []model.Answer, 50)
-	blobstore, err := dalBS.New(ctx, minioClient)
-	if err != nil {
-		return nil, err
-	}
-	//svc := service.New(blobstore, pgdal, workerRespondentCh, workerSendClientCh)
-	svc := service.New(service.ServiceDeps{
-		Store:              blobstore,
-		Dal:                pgdal,
-		WorkerSendClientCh: workerSendClientCh,
-		WorkerRespondentCh: workerRespondentCh,
-		Encrypt:            encrypt,
-		RedirectURl:        options.RedirectURL,
-    AiClient:           clients.NewAiClient("https://alvatar.com/api/engine/send_answer/"),
-	})
-
-	saveRespWcData := savewc.DepsForResp{
-		WorkerRespondentCh: workerRespondentCh,
-		Redis:              redisClient,
-	}
-
-	saveClientWcData := savewc.DepsForClient{
-		WorkerSendClientCh: workerSendClientCh,
-		Redis:              redisClient,
-	}
-
-	saveRespWorker := savewc.NewSaveRespWorker(saveRespWcData, errChan, loggerHlog)
-
-	saveClientWorker := savewc.NewSaveClientWorker(saveClientWcData, errChan, loggerHlog)
-
-	go saveRespWorker.Start(ctx)
-	go saveClientWorker.Start(ctx)
-
-	app := fiber.New(fiber.Config{BodyLimit: 70 * 1024 * 1024})
-
-	app.Use(func(c *fiber.Ctx) error {
-		defer func() {
-			if err := recover(); err != nil {
-				c.Status(fiber.StatusInternalServerError).SendString("internal server error")
-			}
-		}()
-		return c.Next()
-	})
-
-	app.Use(middleware.AnswererChain())
-	app.Use(log_mw.ContextLogger(loggerHlog))
-	app.Get("/liveness", healthchecks.Liveness)
-	app.Get("/readiness", healthchecks.Readiness(&workerErr)) //todo parametrized readiness. should discuss ready reason
-	app = svc.Register(app)
-
-	fmt.Println("SERVERSTART", fmt.Sprintf(":%s", options.NumberPort))
-
-	loggerHlog.Emit(InfoSvcReady{})
-
-	go func() {
-		defer func() {
-			//if pgdal != nil {
-			//	pgdal.CloseAnswerer()
-			//}
-			err := app.Shutdown()
-			if err != nil {
-				loggerHlog.Emit(InfoSvcShutdown{Signal: err.Error()})
-			}
-		}()
-
-		if options.IsProd {
-			if err := app.ListenTLS(fmt.Sprintf(":%s", options.NumberPort), options.CrtFile, options.KeyFile); err != nil {
-				loggerHlog.Emit(ErrorCanNotServe{
-					Err: err,
-				})
-				errChan <- err
-			}
-		} else {
-			if err := app.Listen(fmt.Sprintf(":%s", options.NumberPort)); err != nil {
-				loggerHlog.Emit(ErrorCanNotServe{
-					Err: err,
-				})
-				errChan <- err
-			}
-		}
-
-		errChan <- nil
-	}()
-	// todo implement helper func for service app type. such as server preparing, logger preparing, healthchecks and etc.
-	return &App{
-		logger: zapLogger,
-		err:    errChan,
-	}, err
-}
diff --git a/internal/app/app.go b/internal/app/app.go
index 2393740..38a7752 100644
--- a/internal/app/app.go
+++ b/internal/app/app.go
@@ -5,6 +5,7 @@ import (
 	"errors"
 	"gitea.pena/PenaSide/hlog"
 	"gitea.pena/PenaSide/trashlog/wrappers/zaptrashlog"
+	"gitea.pena/SQuiz/answerer/internal/clients"
 	"gitea.pena/SQuiz/answerer/internal/initialize"
 	"gitea.pena/SQuiz/answerer/internal/models"
 	savewc "gitea.pena/SQuiz/answerer/internal/savewc"
@@ -121,6 +122,7 @@ func New(ctx context.Context, cfg initialize.Config, build Build) error {
 		WorkerSendClientCh: workerSendClientCh,
 		WorkerRespondentCh: workerRespondentCh,
 		Encrypt:            &cfg.ExternalCfg.EncryptCommon,
+		AiClient:           clients.NewAiClient("https://alvatar.com/api/engine/send_answer/"),
 	})
 
 	srv := http.NewServer(http.ServerConfig{
diff --git a/clients/aiClient.go b/internal/clients/aiClient.go
similarity index 100%
rename from clients/aiClient.go
rename to internal/clients/aiClient.go
diff --git a/clients/aiClient_test.go b/internal/clients/aiClient_test.go
similarity index 100%
rename from clients/aiClient_test.go
rename to internal/clients/aiClient_test.go
diff --git a/internal/controllers/http_controllers/common/common.go b/internal/controllers/http_controllers/common/common.go
index f61f97e..9cecf89 100644
--- a/internal/controllers/http_controllers/common/common.go
+++ b/internal/controllers/http_controllers/common/common.go
@@ -5,7 +5,7 @@ import (
 	"fmt"
 	"gitea.pena/PenaSide/common/encrypt"
 	"gitea.pena/PenaSide/common/log_mw"
-	"gitea.pena/SQuiz/answerer/clients"
+	"gitea.pena/SQuiz/answerer/internal/clients"
 	"gitea.pena/SQuiz/answerer/internal/dal"
 	"gitea.pena/SQuiz/answerer/internal/models"
 	quizdal "gitea.pena/SQuiz/common/dal"
diff --git a/internal/initialize/controllers.go b/internal/initialize/controllers.go
index 751c469..e0b3ad0 100644
--- a/internal/initialize/controllers.go
+++ b/internal/initialize/controllers.go
@@ -2,6 +2,7 @@ package initialize
 
 import (
 	"gitea.pena/PenaSide/common/encrypt"
+	"gitea.pena/SQuiz/answerer/internal/clients"
 	"gitea.pena/SQuiz/answerer/internal/controllers/http_controllers/common"
 	"gitea.pena/SQuiz/common/model"
 	"github.com/go-redis/redis/v8"
@@ -14,6 +15,7 @@ type ControllerDeps struct {
 	WorkerRespondentCh chan<- []model.Answer
 	WorkerSendClientCh chan<- model.Answer
 	Encrypt            *encrypt.Encrypt
+	AiClient           *clients.AIClient
 }
 
 type Controller struct {
@@ -34,6 +36,7 @@ func NewControllers(deps ControllerDeps) *Controller {
 				WorkerSendClientCh: deps.WorkerSendClientCh,
 				Encrypt:            deps.Encrypt,
 				RedirectURl:        deps.Config.RedirectURL,
+				AiClient:           deps.AiClient,
 			}),
 		},
 	}