fix: Fix image pull log printing abnormality issue

Author: ssongliu

agent/utils/docker/docker.go

@@ -7,6 +7,7 @@ import (
 	"io"
 	"os"
 	"strings"
+	"sync"
 	"time"
 
 	"github.com/1Panel-dev/1Panel/agent/app/model"
@@ -165,7 +166,11 @@ func CreateDefaultDockerNetwork() error {
 	return nil
 }
 
+var mu sync.Mutex
+
 func setLog(id, newLastLine string, task *task.Task) error {
+	mu.Lock()
+	defer mu.Unlock()
 	data, err := os.ReadFile(task.Task.LogFile)
 	if err != nil {
 		return fmt.Errorf("failed to read file: %v", err)