diff --git a/cmd/ragflow-cli.go b/cmd/ragflow-cli.go
index 74c89d59cf..f6dcb6e6ea 100644
--- a/cmd/ragflow-cli.go
+++ b/cmd/ragflow-cli.go
@@ -46,7 +46,7 @@ func main() {
 		logLevel = "info"
 	}
 
-	if err = common.Init(logLevel, common.FileOutput{}, "ragflow-cli"); err != nil {
+	if err = common.InitLogger(logLevel, common.FileOutput{}, "ragflow-cli"); err != nil {
 		fmt.Printf("Warning: Failed to initialize logger: %v\n", err)
 	}
 
diff --git a/cmd/ragflow_server.go b/cmd/ragflow_server.go
index 8407707673..732d4d3608 100644
--- a/cmd/ragflow_server.go
+++ b/cmd/ragflow_server.go
@@ -256,7 +256,7 @@ func main() {
 		logLevel = "debug"
 	}
 
-	if err = common.Init(logLevel, common.FileOutput{Path: logFile}, serverName); err != nil {
+	if err = common.InitLogger(logLevel, common.FileOutput{Path: logFile}, serverName); err != nil {
 		panic("failed to initialize logger: " + err.Error())
 	}
 
@@ -341,12 +341,10 @@ func main() {
 	}
 
 	common.SyncLog()
-	if err = common.Init(logLevel, fileOut, serverName); err != nil {
+	if err = common.InitLogger(logLevel, fileOut, serverName); err != nil {
 		common.Error("Failed to reinitialize logger with configured level", err)
 	}
 
-	server.SetLogger(common.Logger)
-
 	// Print all configuration settings
 	common.Info(fmt.Sprintf("Starting %s server: %s, mode: %s", *arguments.mode, serverName, globalConfig.GetMode()))
 	server.PrintAll()
@@ -357,7 +355,7 @@ func main() {
 	}
 
 	// Initialize doc engine
-	if err = engine.Init(); err != nil {
+	if err = engine.InitDocEngine(); err != nil {
 		common.Fatal("Failed to initialize doc engine", zap.Error(err))
 	}
 	defer engine.Close()
@@ -368,12 +366,12 @@ func main() {
 	}
 	defer redis.Close()
 
-	if err = storage.InitStorageFactory(); err != nil {
+	if err = storage.Init(); err != nil {
 		common.Error("Failed to initialize storage factory", err)
 	}
 	defer storage.CloseStorage()
 
-	if err = engine.InitMessageQueueEngine(); err != nil {
+	if err = engine.InitMessageQueue(); err != nil {
 		common.Error("Failed to initialize message queue engine", err)
 	}
 
@@ -527,7 +525,7 @@ func startHeartbeat(serverType common.ServerType, serverID string, port int, hea
 		return nil
 	}
 
-	heartbeatReporter := utility.NewScheduledTask("Heartbeat reporter", heartBeatInterval*time.Second, func() {
+	heartbeatReporter := utility.NewScheduledTask("Heartbeat reporter", heartBeatInterval, func() {
 		if err = service.AdminServiceClient.SendHeartbeat(); err == nil {
 			local.SetAdminStatus(0, "")
 		} else {
diff --git a/conf/service_conf.yaml b/conf/service_conf.yaml
index e275e31aca..25073a0fa3 100644
--- a/conf/service_conf.yaml
+++ b/conf/service_conf.yaml
@@ -1,5 +1,5 @@
 general:
-  heartbeat_interval: 3
+  heartbeat_interval: 3s
 ragflow:
   host: 0.0.0.0
   http_port: 9380
diff --git a/docker/.env b/docker/.env
index 1e7cb413f0..008398d4a1 100644
--- a/docker/.env
+++ b/docker/.env
@@ -268,6 +268,7 @@ EMBEDDING_BATCH_SIZE=${EMBEDDING_BATCH_SIZE:-16}
 # - Enable registration: 1
 # - Disable registration: 0
 REGISTER_ENABLED=1
+ENABLE_REGISTER=1
 
 # -----------------------------------------------------------------------------
 # Sandbox
diff --git a/docker/service_conf.yaml.template b/docker/service_conf.yaml.template
index 06ca10dcc4..c6ba55fd22 100644
--- a/docker/service_conf.yaml.template
+++ b/docker/service_conf.yaml.template
@@ -1,5 +1,5 @@
 general:
-  heartbeat_interval: 3
+  heartbeat_interval: 3s
 ragflow:
   host: ${RAGFLOW_HOST:-0.0.0.0}
   http_port: 9380
diff --git a/internal/common/environments.go b/internal/common/environments.go
index 1e0fd91db4..ecf3d2855f 100644
--- a/internal/common/environments.go
+++ b/internal/common/environments.go
@@ -168,7 +168,7 @@ const (
 	EnvTCADPApiServerURL                 = "TCADP_APISERVER_URL"
 	EnvTCADPApiKey                       = "TCADP_API_KEY"
 	EnvRAGFlowSecretKey                  = "RAGFLOW_SECRET_KEY"
-	EnvRegisterEnabled                   = "REGISTER_ENABLED"
+	EnvEnableRegister                    = "ENABLE_REGISTER"
 	EnvDisablePasswordLogin              = "DISABLE_PASSWORD_LOGIN"
 	EnvMinioHost                         = "MINIO_HOST"
 	EnvMinioRegion                       = "MINIO_REGION"
diff --git a/internal/common/logger.go b/internal/common/logger.go
index cfef59f40d..3e694abe9a 100644
--- a/internal/common/logger.go
+++ b/internal/common/logger.go
@@ -87,7 +87,7 @@ func logLevelName(level zapcore.Level) string {
 	return strings.ToUpper(level.String())
 }
 
-// Init initializes the global logger. stdout is always written. If file.Path
+// InitLogger initializes the global logger. stdout is always written. If file.Path
 // is non-empty, a rotated file is also written via lumberjack.
 //
 // Callers should pass a non-empty Path so that file logging is preserved
@@ -96,7 +96,7 @@ func logLevelName(level zapcore.Level) string {
 //
 // Numeric fields (MaxSize, MaxBackups, MaxAge) are defaulted to 100/10/30
 // when zero. Compress is taken as supplied.
-func Init(level string, file FileOutput, serviceName string) error {
+func InitLogger(level string, file FileOutput, serviceName string) error {
 	zapLevel, err := parseZapLevel(level)
 	if err != nil {
 		zapLevel = zapcore.InfoLevel
diff --git a/internal/engine/global.go b/internal/engine/global.go
index eff017bcf3..9f4564a118 100644
--- a/internal/engine/global.go
+++ b/internal/engine/global.go
@@ -38,8 +38,8 @@ var (
 	once               sync.Once
 )
 
-// Init initializes document engine
-func Init() error {
+// InitDocEngine initializes document engine
+func InitDocEngine() error {
 
 	var initErr error
 	once.Do(func() {
@@ -89,12 +89,12 @@ func GetMessageQueueEngine() MessageQueue {
 
 // SetMessageQueueEngine installs the global message-queue engine. It exists
 // primarily as a test seam so callers can drive Start() without a real server
-// config; production code uses InitMessageQueueEngine.
+// config; production code uses InitMessageQueue.
 func SetMessageQueueEngine(mq MessageQueue) {
 	messageQueueEngine = mq
 }
 
-func InitMessageQueueEngine() error {
+func InitMessageQueue() error {
 	globalConfig := server.GetConfig()
 	messageQueueType := globalConfig.QueueEngineType()
 	switch messageQueueType {
diff --git a/internal/engine/redis/redis.go b/internal/engine/redis/redis.go
index d32d84d9a7..3a460083c4 100644
--- a/internal/engine/redis/redis.go
+++ b/internal/engine/redis/redis.go
@@ -105,7 +105,7 @@ const (
 	`
 )
 
-// Init initializes Redis client
+// Init InitRedis initializes Redis client
 func Init() error {
 	var initErr error
 	once.Do(func() {
diff --git a/internal/handler/system.go b/internal/handler/system.go
index d5d68a5879..6b471ee10d 100644
--- a/internal/handler/system.go
+++ b/internal/handler/system.go
@@ -72,7 +72,7 @@ func (h *SystemHandler) Healthz(c *gin.Context) {
 // @Accept json
 // @Produce json
 // @Success 200 {object} map[string]interface{}
-// @Router /v1/system/config [get]
+// @Router /api/v1/system/config [get]
 func (h *SystemHandler) GetConfig(c *gin.Context) {
 	config, err := h.systemService.GetConfig()
 	if err != nil {
diff --git a/internal/ingestion/task/pipeline_real_integration_test.go b/internal/ingestion/task/pipeline_real_integration_test.go
index 5c46d9c8b5..0042ff90f4 100644
--- a/internal/ingestion/task/pipeline_real_integration_test.go
+++ b/internal/ingestion/task/pipeline_real_integration_test.go
@@ -26,7 +26,6 @@ import (
 
 	"github.com/glebarez/sqlite"
 
-	"go.uber.org/zap"
 	"gorm.io/gorm"
 	gormlogger "gorm.io/gorm/logger"
 )
@@ -392,10 +391,9 @@ func taskRepoRoot(t *testing.T) string {
 
 func mustLoadTaskTestConfig(t *testing.T) *config.Config {
 	t.Helper()
-	if err := common.Init("info", common.FileOutput{}, ""); err != nil {
+	if err := common.InitLogger("info", common.FileOutput{}, ""); err != nil {
 		t.Fatalf("init common logger: %v", err)
 	}
-	server.SetLogger(zap.NewNop())
 	configPath := filepath.Join(taskRepoRoot(t), "conf", "service_conf.yaml")
 	if err := server.Init(configPath); err != nil {
 		t.Fatalf("init service config from %s: %v", configPath, err)
diff --git a/internal/server/config.go b/internal/server/config.go
index 9d119fdae4..ea25b22c42 100644
--- a/internal/server/config.go
+++ b/internal/server/config.go
@@ -19,6 +19,7 @@ package server
 import (
 	"errors"
 	"fmt"
+	"ragflow/internal/common"
 	"ragflow/internal/server/config"
 	"strings"
 	"time"
@@ -33,7 +34,6 @@ const DefaultConnectTimeout = 5 * time.Second
 var (
 	globalConfig *config.Config
 	globalViper  *viper.Viper
-	zapLogger    *zap.Logger
 )
 
 // Init initialize configuration
@@ -64,7 +64,7 @@ func Init(configPath string) error {
 		if !errors.As(err, &configFileNotFoundError) {
 			return fmt.Errorf("read config file error: %w", err)
 		}
-		zapLogger.Info("Config file not found, using environment variables only")
+		common.Info("Config file not found, using environment variables only")
 	}
 
 	// Save viper instance
@@ -169,11 +169,6 @@ func GetConfig() *config.Config {
 	return globalConfig
 }
 
-// SetLogger sets the logger instance
-func SetLogger(l *zap.Logger) {
-	zapLogger = l
-}
-
 func GetAllConfigs() ([]map[string]interface{}, error) {
 	var allConfigs []map[string]interface{}
 
@@ -270,14 +265,14 @@ func GetAllConfigs() ([]map[string]interface{}, error) {
 // PrintAll prints all configuration settings
 func PrintAll() {
 	if globalViper == nil {
-		zapLogger.Info("Configuration not initialized")
+		common.Info("Configuration not initialized")
 		return
 	}
 
 	allSettings := globalViper.AllSettings()
-	zapLogger.Info("=== All Configurations ===")
+	common.Info("=== All Configurations ===")
 	for key, value := range allSettings {
-		zapLogger.Info("config", zap.String("key", key), zap.Any("value", value))
+		common.Info("config", zap.String("key", key), zap.Any("value", value))
 	}
-	zapLogger.Info("=== End Configurations ===")
+	common.Info("=== End Configurations ===")
 }
diff --git a/internal/server/config/api_server_config.go b/internal/server/config/api_server_config.go
index cd4bfbd064..7184a71732 100644
--- a/internal/server/config/api_server_config.go
+++ b/internal/server/config/api_server_config.go
@@ -20,7 +20,7 @@ import "github.com/spf13/viper"
 
 type AuthenticationConfig struct {
 	DisablePasswordLogin bool `mapstructure:"disable_password_login"`
-	RegisterEnabled      bool `mapstructure:"register_enabled"`
+	EnableRegister       bool `mapstructure:"enable_register"`
 }
 
 type APIServerConfig struct {
@@ -63,7 +63,7 @@ func (c *Config) ParseAPIServerConfig(v *viper.Viper) error {
 func (c *Config) parseAuthenticationConfig(v *viper.Viper) {
 	apiServerConfig := &c.apiServer
 	apiServerConfig.Authentication.DisablePasswordLogin = false
-	apiServerConfig.Authentication.RegisterEnabled = true
+	apiServerConfig.Authentication.EnableRegister = true
 
 	if !v.IsSet("authentication") {
 		return
@@ -78,16 +78,22 @@ func (c *Config) parseAuthenticationConfig(v *viper.Viper) {
 	}
 
 	if sub.IsSet("enable_register") {
-		apiServerConfig.Authentication.RegisterEnabled = sub.GetBool("enable_register")
+		apiServerConfig.Authentication.EnableRegister = sub.GetBool("enable_register")
 	}
 }
 
 func (c *Config) DisablePasswordLogin() bool {
+	if c.environments.DisablePasswordLogin != nil {
+		return *c.environments.DisablePasswordLogin
+	}
 	return c.apiServer.Authentication.DisablePasswordLogin
 }
 
-func (c *Config) RegisterEnabled() bool {
-	return c.apiServer.Authentication.RegisterEnabled
+func (c *Config) EnableRegister() bool {
+	if c.environments.EnableRegister != nil {
+		return *c.environments.EnableRegister
+	}
+	return c.apiServer.Authentication.EnableRegister
 }
 
 func (c *Config) GetAPIServerConfig() APIServerConfig {
diff --git a/internal/server/config/cache_engine_config.go b/internal/server/config/cache_engine_config.go
index 7fcc5b6637..942e8a6ccb 100644
--- a/internal/server/config/cache_engine_config.go
+++ b/internal/server/config/cache_engine_config.go
@@ -18,8 +18,8 @@ package config
 
 import (
 	"fmt"
+	"net"
 	"strconv"
-	"strings"
 
 	"github.com/spf13/viper"
 )
@@ -69,19 +69,21 @@ func (c *Config) parseRedisConfig(v *viper.Viper) error {
 	if sub.IsSet("host") {
 		hostStr := sub.GetString("host")
 		// Handle host:port format (e.g., "localhost:6379")
-		if hostStr == "" {
-			return fmt.Errorf("empty host of Redis configuration")
+		host, portStr, err := net.SplitHostPort(hostStr)
+		if err != nil {
+			return fmt.Errorf("error address format of Redis: %s", hostStr)
 		}
 
-		if idx := strings.LastIndex(hostStr, ":"); idx != -1 {
-			c.cacheEngine.Redis.Host = hostStr[:idx]
-			if portStr := hostStr[idx+1:]; portStr != "" {
-				if port, err := strconv.Atoi(portStr); err == nil {
-					c.cacheEngine.Redis.Port = port
-				}
+		if host == "" {
+			return fmt.Errorf("empty host of Redis configuration")
+		}
+		c.cacheEngine.Redis.Host = host
+
+		if portStr != "" {
+			var port int
+			if port, err = strconv.Atoi(portStr); err == nil {
+				c.cacheEngine.Redis.Port = port
 			}
-		} else {
-			return fmt.Errorf("error address format of Redis: %s", hostStr)
 		}
 	}
 
diff --git a/internal/server/config/environments.go b/internal/server/config/environments.go
index a5becdc8da..ae0f25e8c1 100644
--- a/internal/server/config/environments.go
+++ b/internal/server/config/environments.go
@@ -28,8 +28,8 @@ type Environments struct {
 
 	SecretKey string `mapstructure:"secret_key"`
 
-	RegisterEnabled      bool `mapstructure:"register_enabled"`
-	DisablePasswordLogin bool `mapstructure:"disable_password_login"`
+	EnableRegister       *bool `mapstructure:"enable_register"`
+	DisablePasswordLogin *bool `mapstructure:"disable_password_login"`
 
 	DocumentEngineType string `mapstructure:"document_engine_type"`
 	DatabaseType       string `mapstructure:"database_type"`
@@ -54,23 +54,27 @@ func (c *Config) GetEnvironments() error {
 		c.environments.SecretKey = envVal
 	}
 
-	// Load REGISTER_ENABLED from environment variable (default: true)
-	if envVal := common.GetEnv(common.EnvRegisterEnabled); envVal != "" {
+	if envVal := common.GetEnv(common.EnvEnableRegister); envVal != "" {
+		if c.environments.EnableRegister == nil {
+			c.environments.EnableRegister = new(bool)
+		}
 		str := strings.ToLower(envVal)
 		if str == "true" || str == "1" || str == "yes" {
-			c.environments.RegisterEnabled = true
+			*c.environments.EnableRegister = true
 		} else {
-			c.environments.RegisterEnabled = false
+			*c.environments.EnableRegister = false
 		}
 	}
 
-	// Load DISABLE_PASSWORD_LOGIN from environment variable (default: false)
 	if envVal := common.GetEnv(common.EnvDisablePasswordLogin); envVal != "" {
+		if c.environments.DisablePasswordLogin == nil {
+			c.environments.DisablePasswordLogin = new(bool)
+		}
 		str := strings.ToLower(envVal)
 		if str == "true" || str == "1" || str == "yes" {
-			c.environments.DisablePasswordLogin = true
+			*c.environments.DisablePasswordLogin = true
 		} else {
-			c.environments.DisablePasswordLogin = false
+			*c.environments.DisablePasswordLogin = false
 		}
 	}
 
diff --git a/internal/server/config/general_config.go b/internal/server/config/general_config.go
index 4482b3aa9a..638268ab4a 100644
--- a/internal/server/config/general_config.go
+++ b/internal/server/config/general_config.go
@@ -38,7 +38,7 @@ type GeneralConfig struct {
 func (c *Config) ParseGeneralConfig(v *viper.Viper) error {
 
 	// Default General config
-	c.general.HeartbeatInterval = 3
+	c.general.HeartbeatInterval = 3 * time.Second
 	c.general.Mode = "release"
 	c.general.Database = "mysql"
 	c.general.DocEngine = "elasticsearch"
@@ -46,7 +46,7 @@ func (c *Config) ParseGeneralConfig(v *viper.Viper) error {
 	c.general.CacheEngine = "redis"
 	c.general.QueueEngine = "nats"
 	c.general.AnalyticEngine = "clickhouse"
-	c.general.Language = "english"
+	c.general.Language = "en"
 
 	if !v.IsSet("general") {
 		return nil
@@ -120,3 +120,10 @@ func (c *Config) QueueEngineType() string {
 func (c *Config) AnalyticEngineType() string {
 	return c.general.AnalyticEngine
 }
+
+func (c *Config) Language() string {
+	if c.environments.Language != "" {
+		return c.environments.Language
+	}
+	return c.general.Language
+}
diff --git a/internal/service/system.go b/internal/service/system.go
index 50634f79d9..64112a0fb0 100644
--- a/internal/service/system.go
+++ b/internal/service/system.go
@@ -45,19 +45,15 @@ func NewSystemService() *SystemService {
 
 // ConfigResponse system configuration response
 type ConfigResponse struct {
-	RegisterEnabled      int  `json:"registerEnabled"`
+	EnableRegister       bool `json:"registerEnabled"`
 	DisablePasswordLogin bool `json:"disablePasswordLogin"`
 }
 
 // GetConfig get system configuration
 func (s *SystemService) GetConfig() (*ConfigResponse, error) {
 	cfg := server.GetConfig()
-	registerEnabled := 1
-	if !cfg.RegisterEnabled() {
-		registerEnabled = 0
-	}
 	return &ConfigResponse{
-		RegisterEnabled:      registerEnabled,
+		EnableRegister:       cfg.EnableRegister(),
 		DisablePasswordLogin: cfg.DisablePasswordLogin(),
 	}, nil
 }
diff --git a/internal/service/user.go b/internal/service/user.go
index c6ee432435..58cbf8edfd 100644
--- a/internal/service/user.go
+++ b/internal/service/user.go
@@ -106,7 +106,7 @@ type UserResponse struct {
 // Register user registration
 func (s *UserService) Register(ctx context.Context, req *RegisterRequest) (*entity.User, common.ErrorCode, error) {
 	cfg := server.GetConfig()
-	if !cfg.RegisterEnabled() {
+	if !cfg.EnableRegister() {
 		return nil, common.CodeOperatingError, fmt.Errorf("user registration is disabled")
 	}
 
diff --git a/internal/storage/storage_factory.go b/internal/storage/storage_factory.go
index e65897f79e..e47f09583f 100644
--- a/internal/storage/storage_factory.go
+++ b/internal/storage/storage_factory.go
@@ -42,8 +42,8 @@ func GetStorageFactory() *StorageFactory {
 	return globalFactory
 }
 
-// InitStorageFactory initializes the storage factory with configuration
-func InitStorageFactory() error {
+// Init initializes the storage factory with configuration
+func Init() error {
 	factory := GetStorageFactory()
 
 	globalConfig := server.GetConfig()
diff --git a/internal/tokenizer/tokenizer_concurrent_test.go b/internal/tokenizer/tokenizer_concurrent_test.go
index f154e0e016..175d8651b6 100644
--- a/internal/tokenizer/tokenizer_concurrent_test.go
+++ b/internal/tokenizer/tokenizer_concurrent_test.go
@@ -30,7 +30,7 @@ import (
 
 func init() {
 	// Initialize logger for tests
-	if err := common.Init("info", common.FileOutput{}, "tokenizer_test"); err != nil {
+	if err := common.InitLogger("info", common.FileOutput{}, "tokenizer_test"); err != nil {
 		fmt.Printf("Failed to initialize logger: %v\n", err)
 	}
 }