diff --git a/.gitignore b/.gitignore
index c8671fe..b29a0dd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,4 +15,5 @@ qinglongs
 sets.conf
 *.exe
 yummy
-_stc
\ No newline at end of file
+_*
+fanli_vip
\ No newline at end of file
diff --git a/core/otto.go b/core/otto.go
index e82b524..4300ffb 100644
--- a/core/otto.go
+++ b/core/otto.go
@@ -24,7 +24,12 @@ func init() {
 	}()
 }
 
-var OttoFuncs = map[string]func(string) string{}
+var OttoFuncs = map[string]func(string) string{
+	"machineId": func(_ string) string {
+		data, _ := os.ReadFile("/var/lib/dbus/machine-id")
+		return string(data)
+	},
+}
 
 func init123() {
 	files, err := ioutil.ReadDir("develop/replies")
@@ -40,6 +45,10 @@ func init123() {
 		result, _ = otto.ToValue(o.Get(key, value))
 		return
 	}
+	bucket := func(bucket otto.Value, key otto.Value) (result otto.Value) {
+		result, _ = otto.ToValue(o.Get(key, Bucket(bucket.String()).Get(key.String())))
+		return
+	}
 	set := func(key otto.Value, value otto.Value) interface{} {
 		o.Set(key.String(), value.String())
 		return otto.Value{}
@@ -187,6 +196,7 @@ func init123() {
 			vm.Set("set", set)
 			vm.Set("param", param)
 			vm.Set("get", get)
+			vm.Set("bucket", bucket)
 			vm.Set("request", request)
 			vm.Set("push", push)
 			vm.Set("sendText", func(call otto.Value) interface{} {
diff --git a/core/store.go b/core/store.go
index 19354f5..620d10a 100644
--- a/core/store.go
+++ b/core/store.go
@@ -2,6 +2,7 @@ package core
 
 import (
 	"encoding/json"
+	"errors"
 	"fmt"
 	"reflect"
 	"runtime"
@@ -136,13 +137,17 @@ func (bucket Bucket) Create(i interface{}) error {
 		if b == nil {
 			b, _ = tx.CreateBucket([]byte(bucket))
 		}
-		sq, _ := b.NextSequence()
-		id.SetInt(int64(sq))
+		key := id.Int()
+		if key == 0 {
+			sq, _ := b.NextSequence()
+			key = int64(sq)
+			id.SetInt(key)
+		}
 		buf, err := json.Marshal(i)
 		if err != nil {
 			return err
 		}
-		return b.Put(itob(sq), buf)
+		return b.Put(itob(uint64(key)), buf)
 	})
 }
 
@@ -150,20 +155,24 @@ func itob(i uint64) []byte {
 	return []byte(fmt.Sprint(i))
 }
 
-func (bucket Bucket) First(i interface{}) {
+func (bucket Bucket) First(i interface{}) error {
+	var err error
 	id := reflect.ValueOf(i).Elem().FieldByName("ID").Int()
 	db.View(func(tx *bolt.Tx) error {
 		b := tx.Bucket([]byte(bucket))
 		if b == nil {
+			err = errors.New("bucket not find")
 			return nil
 		}
 		data := b.Get(itob(uint64(id)))
 		if len(data) == 0 {
+			err = errors.New("record not find")
 			return nil
 		}
 		json.Unmarshal(data, i)
 		return nil
 	})
+	return err
 }
 
 // func (bucket Bucket) Find(o interface{}) {
diff --git a/core/utils.go b/core/utils.go
new file mode 100644
index 0000000..f6950d9
--- /dev/null
+++ b/core/utils.go
@@ -0,0 +1,10 @@
+package core
+
+import (
+	"github.com/google/uuid"
+)
+
+func GetUUID() string {
+	u2, _ := uuid.NewUUID()
+	return u2.String()
+}
diff --git a/go.mod b/go.mod
index 2132723..912fa1c 100644
--- a/go.mod
+++ b/go.mod
@@ -14,6 +14,7 @@ require (
 	github.com/boltdb/bolt v1.3.1
 	github.com/buger/jsonparser v1.1.1
 	github.com/gin-gonic/gin v1.7.0
+	github.com/google/uuid v1.1.1
 	github.com/gorilla/websocket v1.4.2
 	github.com/guonaihong/gout v0.2.7 // indirect
 	github.com/leodido/go-urn v1.2.1 // indirect