diff --git a/api/Dockerfile b/api/Dockerfile
index 3c78b3fd..a27e861c 100644
--- a/api/Dockerfile
+++ b/api/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.22-alpine3.18 AS builder
+FROM golang:1.22.4-alpine3.20 AS builder
 
 WORKDIR /app
 
@@ -9,7 +9,7 @@ RUN go env -w GO111MODULE=on \
 && go env -w CGO_ENABLED=0
 RUN go build -o pcm-coordinator-api /app/api/pcm.go
 
-FROM alpine:3.18
+FROM alpine:3.20
 
 WORKDIR /app
 
diff --git a/api/internal/logic/inference/imageinferencelogic.go b/api/internal/logic/inference/imageinferencelogic.go
index 5f09a84e..ec40d60d 100644
--- a/api/internal/logic/inference/imageinferencelogic.go
+++ b/api/internal/logic/inference/imageinferencelogic.go
@@ -1,12 +1,8 @@
 package inference
 
 import (
-	"bytes"
 	"context"
-	"crypto/tls"
 	"errors"
-	"fmt"
-	"github.com/JCCE-nudt/apigw-go-sdk/core"
 	"github.com/go-resty/resty/v2"
 	"github.com/zeromicro/go-zero/core/logx"
 	"gitlink.org.cn/JointCloud/pcm-coordinator/api/internal/scheduler/schedulers/option"
@@ -16,7 +12,7 @@ import (
 	"gitlink.org.cn/JointCloud/pcm-coordinator/api/internal/types"
 	"gitlink.org.cn/JointCloud/pcm-coordinator/pkg/constants"
 	"gitlink.org.cn/JointCloud/pcm-coordinator/pkg/models"
-	"io"
+	"gitlink.org.cn/JointCloud/pcm-coordinator/pkg/utils"
 	"k8s.io/apimachinery/pkg/util/json"
 	"log"
 	"math/rand"
@@ -464,7 +460,19 @@ func getInferResult(url string, file multipart.File, fileName string, clusterNam
 
 func getInferResultModelarts(url string, file multipart.File, fileName string) (string, error) {
 	var res Res
-	body, err := SendRequest("POST", url, file, fileName)
+	/*	req := GetRestyRequest(20)
+		_, err := req.
+			SetFileReader("file", fileName, file).
+			SetHeaders(map[string]string{
+				"ak": "UNEHPHO4Z7YSNPKRXFE4",
+				"sk": "JWXCE9qcYbc7RjpSRIWt4WgG3ZKF6Q4lPzkJReX9",
+			}).
+			SetResult(&res).
+			Post(url)
+		if err != nil {
+			return "", err
+		}*/
+	body, err := utils.SendRequest("POST", url, file, fileName)
 	if err != nil {
 		return "", err
 	}
@@ -472,83 +480,9 @@ func getInferResultModelarts(url string, file multipart.File, fileName string) (
 	if errjson != nil {
 		log.Fatalf("Error parsing JSON: %s", errjson)
 	}
-
 	return res.Result, nil
 }
 
-// SignClient AK/SK签名认证
-func SignClient(r *http.Request, writer *multipart.Writer) (*http.Client, error) {
-	r.Header.Add("content-type", "application/json;charset=UTF-8")
-	r.Header.Add("X-Project-Id", "d18190e28e3f45a281ef0b0696ec9d52")
-	r.Header.Add("x-stage", "RELEASE")
-	r.Header.Add("x-sdk-content-sha256", "UNSIGNED-PAYLOAD")
-	r.Header.Set("Content-Type", writer.FormDataContentType())
-	s := core.Signer{
-		Key:    "UNEHPHO4Z7YSNPKRXFE4",
-		Secret: "JWXCE9qcYbc7RjpSRIWt4WgG3ZKF6Q4lPzkJReX9",
-	}
-	err := s.Sign(r)
-	if err != nil {
-		return nil, err
-	}
-
-	//设置client信任所有证书
-	tr := &http.Transport{
-		TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
-	}
-	client := &http.Client{
-		Transport: tr,
-	}
-	return client, nil
-}
-
-func SendRequest(method, url string, file multipart.File, fileName string) (string, error) {
-	/*body := &bytes.Buffer{}
-	writer := multipart.NewWriter(body)*/
-	// 创建一个新的缓冲区以写入multipart表单
-	var body bytes.Buffer
-	// 创建一个新的multipart writer
-	writer := multipart.NewWriter(&body)
-	// 创建一个用于写入文件的表单字段
-	part, err := writer.CreateFormFile("file", fileName) // "file"是表单的字段名，第二个参数是文件名
-	if err != nil {
-		fmt.Println("Error creating form file:", err)
-	}
-	// 将文件的内容拷贝到multipart writer中
-	_, err = io.Copy(part, file)
-	if err != nil {
-		fmt.Println("Error copying file data:", err)
-
-	}
-	err = writer.Close()
-	if err != nil {
-		fmt.Println("Error closing multipart writer:", err)
-	}
-	request, err := http.NewRequest(method, url, &body)
-	if err != nil {
-		fmt.Println("Error creating new request:", err)
-		//return nil, err
-	}
-	signedR, err := SignClient(request, writer)
-	if err != nil {
-		fmt.Println("Error signing request:", err)
-		//return nil, err
-	}
-
-	res, err := signedR.Do(request)
-	if err != nil {
-		fmt.Println("Error sending request:", err)
-		return "", err
-	}
-	//defer res.Body.Close()
-	Resbody, err := io.ReadAll(res.Body)
-	if err != nil {
-		fmt.Println("Error reading response body:", err)
-		//return nil, err
-	}
-	return string(Resbody), nil
-}
-
 func GetRestyRequest(timeoutSeconds int64) *resty.Request {
 	client := resty.New().SetTimeout(time.Duration(timeoutSeconds) * time.Second)
 	request := client.R()
diff --git a/pkg/utils/aksk_sign.go b/pkg/utils/aksk_sign.go
new file mode 100644
index 00000000..a511129f
--- /dev/null
+++ b/pkg/utils/aksk_sign.go
@@ -0,0 +1,84 @@
+package utils
+
+import (
+	"bytes"
+	"crypto/tls"
+	"fmt"
+	"github.com/JCCE-nudt/apigw-go-sdk/core"
+	"io"
+	"mime/multipart"
+	"net/http"
+)
+
+// SignClient AK/SK签名认证
+func SignClient(r *http.Request, writer *multipart.Writer) (*http.Client, error) {
+	r.Header.Add("content-type", "application/json;charset=UTF-8")
+	r.Header.Add("X-Project-Id", "d18190e28e3f45a281ef0b0696ec9d52")
+	r.Header.Add("x-stage", "RELEASE")
+	r.Header.Add("x-sdk-content-sha256", "UNSIGNED-PAYLOAD")
+	//r.Header.Set("Content-Type", writer.FormDataContentType())
+	s := core.Signer{
+		Key:    "UNEHPHO4Z7YSNPKRXFE4",
+		Secret: "JWXCE9qcYbc7RjpSRIWt4WgG3ZKF6Q4lPzkJReX9",
+	}
+	err := s.Sign(r)
+	if err != nil {
+		return nil, err
+	}
+
+	//设置client信任所有证书
+	tr := &http.Transport{
+		TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
+	}
+	client := &http.Client{
+		Transport: tr,
+	}
+	return client, nil
+}
+
+func SendRequest(method, url string, file multipart.File, fileName string) (string, error) {
+	/*body := &bytes.Buffer{}
+	writer := multipart.NewWriter(body)*/
+	// 创建一个新的缓冲区以写入multipart表单
+	var body bytes.Buffer
+	// 创建一个新的multipart writer
+	writer := multipart.NewWriter(&body)
+	// 创建一个用于写入文件的表单字段
+	part, err := writer.CreateFormFile("file", fileName) // "file"是表单的字段名，第二个参数是文件名
+	if err != nil {
+		fmt.Println("Error creating form file:", err)
+	}
+	// 将文件的内容拷贝到multipart writer中
+	_, err = io.Copy(part, file)
+	if err != nil {
+		fmt.Println("Error copying file data:", err)
+
+	}
+	err = writer.Close()
+	if err != nil {
+		fmt.Println("Error closing multipart writer:", err)
+	}
+	request, err := http.NewRequest(method, url, &body)
+	if err != nil {
+		fmt.Println("Error creating new request:", err)
+		//return nil, err
+	}
+	signedR, err := SignClient(request, writer)
+	if err != nil {
+		fmt.Println("Error signing request:", err)
+		//return nil, err
+	}
+
+	res, err := signedR.Do(request)
+	if err != nil {
+		fmt.Println("Error sending request:", err)
+		return "", err
+	}
+	//defer res.Body.Close()
+	Resbody, err := io.ReadAll(res.Body)
+	if err != nil {
+		fmt.Println("Error reading response body:", err)
+		//return nil, err
+	}
+	return string(Resbody), nil
+}