diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..7f2de40
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,13 @@
+module code.yun.ink/pkg/grpcx
+
+go 1.20
+
+require google.golang.org/grpc v1.63.2
+
+require (
+	golang.org/x/net v0.21.0 // indirect
+	golang.org/x/sys v0.17.0 // indirect
+	golang.org/x/text v0.14.0 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20240227224415-6ceb2ff114de // indirect
+	google.golang.org/protobuf v1.33.0 // indirect
+)
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..8ffea43
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,13 @@
+github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
+golang.org/x/net v0.21.0 h1:AQyQV4dYCvJ7vGmJyKki9+PBdyvhkSd8EIx/qb0AYv4=
+golang.org/x/net v0.21.0/go.mod h1:bIjVDfnllIU7BJ2DNgfnXvpSvtn8VRwhlsaeUTyUS44=
+golang.org/x/sys v0.17.0 h1:25cE3gD+tdBA7lp7QfhuV+rJiE9YXTcS3VG1SqssI/Y=
+golang.org/x/sys v0.17.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
+golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20240227224415-6ceb2ff114de h1:cZGRis4/ot9uVm639a+rHCUaG0JJHEsdyzSQTMX+suY=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20240227224415-6ceb2ff114de/go.mod h1:H4O17MA/PE9BsGx3w+a+W2VOLLD1Qf7oJneAoU6WktY=
+google.golang.org/grpc v1.63.2 h1:MUeiw1B2maTVZthpU5xvASfTh3LDbxHd6IJ6QQVU+xM=
+google.golang.org/grpc v1.63.2/go.mod h1:WAX/8DgncnokcFUldAxq7GeB5DXHDbMF+lLvDomNkRA=
+google.golang.org/protobuf v1.33.0 h1:uNO2rsAINq/JlFpSdYEKIZ0uKD/R9cpdv0T+yoGwGmI=
+google.golang.org/protobuf v1.33.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
diff --git a/header.go b/header.go
index 09c9799..1bb293e 100644
--- a/header.go
+++ b/header.go
@@ -3,7 +3,7 @@ package grpcx
 import (
 	"context"
 	"encoding/json"
-	"xiaoxin-plus/pkg/errorx"
+	"errors"
 
 	"google.golang.org/grpc"
 	"google.golang.org/grpc/metadata"
@@ -14,6 +14,8 @@ type GrpcReqHeader struct {
 	Value string
 }
 
+// 请求头
+
 // 客户端写入请求header
 // 注意事项
 func WriteHeader(ctx context.Context, headers ...GrpcReqHeader) context.Context {
@@ -43,7 +45,7 @@ func readHeaderAll(ctx context.Context) (header []GrpcReqHeader, err error) {
 		// 本地的方式
 		md, ok = metadata.FromOutgoingContext(ctx)
 		if !ok {
-			err = errorx.New("metadata.FromIncomingContext error")
+			err = errors.New("metadata.FromIncomingContext error")
 			return
 		}
 	}
@@ -62,7 +64,7 @@ func ReadHeader(ctx context.Context, keys ...string) (header []GrpcReqHeader, er
 		// 本地的方式
 		md, ok = metadata.FromOutgoingContext(ctx)
 		if !ok {
-			err = errorx.New("metadata.FromIncomingContext error")
+			err = errors.New("metadata.FromIncomingContext error")
 			return
 		}
 	}
@@ -77,6 +79,8 @@ func ReadHeader(ctx context.Context, keys ...string) (header []GrpcReqHeader, er
 	return
 }
 
+// 响应头
+
 type GrpcRespHeader struct{}
 
 func ServerWriteRespHeader(ctx context.Context, header GrpcRespHeader) {
diff --git a/header_test.go b/header_test.go
new file mode 100644
index 0000000..7f1e494
--- /dev/null
+++ b/header_test.go
@@ -0,0 +1,21 @@
+package grpcx_test
+
+import (
+	"context"
+	"fmt"
+	"testing"
+
+	"code.yun.ink/pkg/grpcx"
+)
+
+func TestHeader(t *testing.T) {
+	ctx := context.Background()
+	h := grpcx.GrpcReqHeader{
+		Key:   "test",
+		Value: "test_val",
+	}
+	ctx = grpcx.WriteHeader(ctx, h)
+
+	hh, err := grpcx.ReadHeader(ctx, "test")
+	fmt.Println(hh, err)
+}