diff --git a/.golangci.yml b/.golangci.yml
index 6f07cbc..cd24227 100644
--- a/.golangci.yml
+++ b/.golangci.yml
@@ -79,7 +79,7 @@ linters:
       rules:
         - name: line-length-limit
           arguments:
-            - 120
+            - 160
         - name: function-length
           arguments:
             - 80 # statements
diff --git a/task/.golangci.yml b/task/.golangci.yml
index 0221522..fe4da66 100644
--- a/task/.golangci.yml
+++ b/task/.golangci.yml
@@ -79,7 +79,7 @@ linters:
       rules:
         - name: line-length-limit
           arguments:
-            - 120
+            - 160
         - name: function-length
           arguments:
             - 80 # statements
diff --git a/task/handler.go b/task/handler.go
index b18dd6a..366f600 100644
--- a/task/handler.go
+++ b/task/handler.go
@@ -8,13 +8,12 @@ import (
 	"net/url"
 	"time"
 
+	"git.ifooth.com/common/pkg/rest"
+	"git.ifooth.com/common/pkg/validator"
 	"github.com/samber/lo"
 
-	"git.ifooth.com/common/pkg/rest"
 	istore "git.ifooth.com/common/pkg/task/stores/iface"
 	"git.ifooth.com/common/pkg/task/types"
-	itypes "git.ifooth.com/common/pkg/task/types"
-	"git.ifooth.com/common/pkg/validator"
 )
 
 type service struct {
@@ -36,6 +35,7 @@ var (
 	}
 )
 
+// NewHandler 创建任务管理器
 func NewHandler(mgr *TaskManager, host string, routePrefix string) http.Handler {
 	mux := http.NewServeMux()
 
@@ -57,7 +57,7 @@ func NewHandler(mgr *TaskManager, host string, routePrefix string) http.Handler
 
 // Task bcs_task task with execution duration
 type Task struct {
-	*itypes.Task
+	*types.Task
 	Steps                []*Step `json:"steps,omitempty"`
 	ExecutionDuration    string  `json:"executionDuration" swaggertype:"string"`
 	MaxExecutionDuration string  `json:"maxExecutionDuration" swaggertype:"string"`
@@ -66,8 +66,8 @@ type Task struct {
 
 // Step bcs_task step with execution duration
 type Step struct {
-	*itypes.Step
-	ExecutionDuration    string `json:"executionDuration,fmt" swaggertype:"string"`
+	*types.Step
+	ExecutionDuration    string `json:"executionDuration" swaggertype:"string"`
 	MaxExecutionDuration string `json:"maxExecutionDuration" swaggertype:"string"`
 }
 
@@ -203,13 +203,13 @@ func (s *service) Retry(ctx context.Context, req *RetryReq) (*rest.EmptyResp, er
 
 	resp := &rest.EmptyResp{}
 
-	if t.Status != itypes.TaskStatusFailure &&
-		t.Status != itypes.TaskStatusRevoked &&
-		t.Status != itypes.TaskStatusTimeout {
+	if t.Status != types.TaskStatusFailure &&
+		t.Status != types.TaskStatusRevoked &&
+		t.Status != types.TaskStatusTimeout {
 		return nil, fmt.Errorf("task %s already in process %s", req.TaskID, t.Status)
 	}
 
-	if t.Status == itypes.TaskStatusTimeout {
+	if t.Status == types.TaskStatusTimeout {
 		t.Start = time.Now()
 	}
 
@@ -219,13 +219,13 @@ func (s *service) Retry(ctx context.Context, req *RetryReq) (*rest.EmptyResp, er
 		if !ok {
 			return nil, fmt.Errorf("step %s not found", req.StepName)
 		}
-		if step.Status == itypes.TaskStatusSuccess {
+		if step.Status == types.TaskStatusSuccess {
 			return nil, fmt.Errorf("step %s already success", req.StepName)
 		}
 
-		if step.Status == itypes.TaskStatusFailure {
+		if step.Status == types.TaskStatusFailure {
 			step.RetryCount = 0
-			step.Status = itypes.TaskStatusNotStarted
+			step.Status = types.TaskStatusNotStarted
 		}
 		t.SetCurrentStep(req.StepName)
 		if err := s.mgr.RetryAt(t, req.StepName); err != nil {
@@ -235,8 +235,8 @@ func (s *service) Retry(ctx context.Context, req *RetryReq) (*rest.EmptyResp, er
 	}
 
 	// 全量重试必须有失败的任务
-	notSuccessStep := lo.Filter(t.Steps, func(v *itypes.Step, _ int) bool {
-		return v.Status != itypes.TaskStatusSuccess
+	notSuccessStep := lo.Filter(t.Steps, func(v *types.Step, _ int) bool {
+		return v.Status != types.TaskStatusSuccess
 	})
 	if len(notSuccessStep) == 0 {
 		return nil, fmt.Errorf("task %s all step already success", req.TaskID)
@@ -244,9 +244,9 @@ func (s *service) Retry(ctx context.Context, req *RetryReq) (*rest.EmptyResp, er
 
 	// 错误步骤重试次数置为0, 只当前步骤有效
 	for _, step := range t.Steps {
-		if step.Status == itypes.TaskStatusFailure {
+		if step.Status == types.TaskStatusFailure {
 			step.RetryCount = 0
-			step.Status = itypes.TaskStatusNotStarted
+			step.Status = types.TaskStatusNotStarted
 		}
 	}
 	// 任务级重试
@@ -284,7 +284,7 @@ func (s *service) Revoke(ctx context.Context, req *commonReq) (*rest.EmptyResp,
 	if err != nil {
 		return nil, err
 	}
-	if t.Status != itypes.TaskStatusRunning {
+	if t.Status != types.TaskStatusRunning {
 		return nil, fmt.Errorf("task %s not running", req.TaskID)
 	}
 
@@ -317,7 +317,7 @@ func (s *service) Status(ctx context.Context, req *commonReq) (*Task, error) {
 		return nil, err
 	}
 
-	steps := lo.Map(taskData.Steps, func(v *itypes.Step, _ int) *Step {
+	steps := lo.Map(taskData.Steps, func(v *types.Step, _ int) *Step {
 		return &Step{
 			Step:                 v,
 			ExecutionDuration:    (time.Duration(v.ExecutionTime) * time.Millisecond).String(),
@@ -401,7 +401,7 @@ func (s *service) List(ctx context.Context, req *ListReq) (*rest.PaginationResp[
 		return nil, err
 	}
 
-	items := lo.Map(result.Items, func(v *itypes.Task, _ int) Task {
+	items := lo.Map(result.Items, func(v *types.Task, _ int) Task {
 		return Task{
 			Task:                 v,
 			ExecutionDuration:    (time.Duration(v.ExecutionTime) * time.Millisecond).String(),
diff --git a/task/state.go b/task/state.go
index 42933af..28f6070 100644
--- a/task/state.go
+++ b/task/state.go
@@ -155,7 +155,7 @@ func (s *State) isReadyToStep(stepName string) (*types.Step, error) {
 				SetExecutionTime(taskStartTime, nowTime).
 				SetStatus(types.TaskStatusFailure).
 				SetMessage(failMsg)
-			return nil, fmt.Errorf(failMsg)
+			return nil, fmt.Errorf("%s", failMsg)
 		}
 
 		if curStep.GetSkipOnFailed() {
@@ -166,7 +166,7 @@ func (s *State) isReadyToStep(stepName string) (*types.Step, error) {
 			SetExecutionTime(taskStartTime, nowTime).
 			SetStatus(types.TaskStatusFailure).
 			SetMessage(failMsg)
-		return nil, fmt.Errorf(failMsg)
+		return nil, fmt.Errorf("%s", failMsg)
 	}
 
 	// not first time to execute current step