change sign

controllers/LLMController.go

@@ -3,6 +3,7 @@ package controllers
 import (
 	"bytes"
 	"crypto/ecdsa"
+	"crypto/rand"
 	"encoding/json"
 	"github.com/astaxie/beego"
 	"github.com/ethereum/go-ethereum/common"
@@ -27,7 +28,7 @@ func (c *LLMController) GetContainerSign() {
 	signPrv := beego.AppConfig.String("sign_prv")
 	bridgePrv := stringToPrivateKey(signPrv)
 	hash := crypto.Keccak256Hash(bytes.NewBufferString(signData.TaskId).Bytes())
-	signature, err := ecdsa.SignASN1(nil, bridgePrv, hash.Bytes())
+	signature, err := ecdsa.SignASN1(rand.Reader, bridgePrv, hash.Bytes())
 	if err != nil {
 		return
 	}