build: bump minimal required go version to 1.21 (#37)

Author: Chenxulin97

README.md

@@ -9,7 +9,7 @@
 
 ## 📋 Requirements
 
-- Go 1.20+
+- Go 1.21+
 
 ## 🚀 Install
 

examples/breadthfirsttraversal/breadth_first_traversal.go

@@ -1,12 +1,12 @@
 package main
 
 import (
+	"log/slog"
 	"os"
 	"time"
 
 	"github.com/libgox/addr"
 	"github.com/protocol-laboratory/zookeeper-client-go/zk"
-	"golang.org/x/exp/slog"
 )
 
 func main() {

go.mod

@@ -1,12 +1,11 @@
 module github.com/protocol-laboratory/zookeeper-client-go
 
-go 1.20
+go 1.21
 
 require (
 	github.com/libgox/addr v0.2.0
 	github.com/libgox/buffer v0.1.0
 	github.com/stretchr/testify v1.9.0
-	golang.org/x/exp v0.0.0-20240823005443-9b4947da3948
 )
 
 require (

go.sum

@@ -8,8 +8,6 @@ github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZb
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
 github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
-golang.org/x/exp v0.0.0-20240823005443-9b4947da3948 h1:kx6Ds3MlpiUHKj7syVnbp57++8WpuKPcR5yjLBjvLEA=
-golang.org/x/exp v0.0.0-20240823005443-9b4947da3948/go.mod h1:akd2r19cwCdwSwWeIdzYQGa/EZZyqcOdwWiwj5L5eKQ=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=

zk/client.go

@@ -3,14 +3,14 @@ package zk
 import (
 	"crypto/tls"
 	"fmt"
+	"log/slog"
 	"math/rand"
 	"runtime"
 	"sync"
 	"sync/atomic"
 	"time"
 
 	"github.com/libgox/addr"
-	"golang.org/x/exp/slog"
 )
 
 type Config struct {

zk/protocol_client.go

@@ -4,14 +4,14 @@ import (
 	"context"
 	"crypto/tls"
 	"fmt"
+	"log/slog"
 	"net"
 	"runtime"
 	"sync"
 	"time"
 
 	"github.com/libgox/addr"
 	"github.com/libgox/buffer"
-	"golang.org/x/exp/slog"
 )
 
 type sendRequest struct {