diff --git a/server/api/admin/admin.go b/server/api/admin/admin.go
index 5dc8530..7819783 100644
--- a/server/api/admin/admin.go
+++ b/server/api/admin/admin.go
@@ -1,3 +1,8 @@
+/*
+SPDX-FileCopyrightText: 2026 M5Stack Technology CO LTD
+SPDX-License-Identifier: MIT
+*/
+
 // =================================================================================
 // Code generated and maintained by GoFrame CLI tool. DO NOT EDIT.
 // =================================================================================
diff --git a/server/api/appstore/appstore.go b/server/api/appstore/appstore.go
index 75f9efa..be685e1 100644
--- a/server/api/appstore/appstore.go
+++ b/server/api/appstore/appstore.go
@@ -1,3 +1,8 @@
+/*
+SPDX-FileCopyrightText: 2026 M5Stack Technology CO LTD
+SPDX-License-Identifier: MIT
+*/
+
 // =================================================================================
 // Code generated and maintained by GoFrame CLI tool. DO NOT EDIT.
 // =================================================================================
diff --git a/server/api/dance/dance.go b/server/api/dance/dance.go
index 1c398f0..2dd604e 100644
--- a/server/api/dance/dance.go
+++ b/server/api/dance/dance.go
@@ -1,3 +1,8 @@
+/*
+SPDX-FileCopyrightText: 2026 M5Stack Technology CO LTD
+SPDX-License-Identifier: MIT
+*/
+
 // =================================================================================
 // Code generated and maintained by GoFrame CLI tool. DO NOT EDIT.
 // =================================================================================
diff --git a/server/api/device/device.go b/server/api/device/device.go
index fc6885e..cdba188 100644
--- a/server/api/device/device.go
+++ b/server/api/device/device.go
@@ -1,3 +1,8 @@
+/*
+SPDX-FileCopyrightText: 2026 M5Stack Technology CO LTD
+SPDX-License-Identifier: MIT
+*/
+
 // =================================================================================
 // Code generated and maintained by GoFrame CLI tool. DO NOT EDIT.
 // =================================================================================
diff --git a/server/api/file/file.go b/server/api/file/file.go
index e812a0c..68746e6 100644
--- a/server/api/file/file.go
+++ b/server/api/file/file.go
@@ -1,3 +1,8 @@
+/*
+SPDX-FileCopyrightText: 2026 M5Stack Technology CO LTD
+SPDX-License-Identifier: MIT
+*/
+
 // =================================================================================
 // Code generated and maintained by GoFrame CLI tool. DO NOT EDIT.
 // =================================================================================
diff --git a/server/api/friend/friend.go b/server/api/friend/friend.go
index 7357046..580c2c7 100644
--- a/server/api/friend/friend.go
+++ b/server/api/friend/friend.go
@@ -1,3 +1,8 @@
+/*
+SPDX-FileCopyrightText: 2026 M5Stack Technology CO LTD
+SPDX-License-Identifier: MIT
+*/
+
 // =================================================================================
 // Code generated and maintained by GoFrame CLI tool. DO NOT EDIT.
 // =================================================================================
diff --git a/server/api/pano/pano.go b/server/api/pano/pano.go
index a64168a..3261f71 100644
--- a/server/api/pano/pano.go
+++ b/server/api/pano/pano.go
@@ -1,3 +1,8 @@
+/*
+SPDX-FileCopyrightText: 2026 M5Stack Technology CO LTD
+SPDX-License-Identifier: MIT
+*/
+
 // =================================================================================
 // Code generated and maintained by GoFrame CLI tool. DO NOT EDIT.
 // =================================================================================
diff --git a/server/api/post/post.go b/server/api/post/post.go
index 640734b..3e5420c 100644
--- a/server/api/post/post.go
+++ b/server/api/post/post.go
@@ -1,3 +1,8 @@
+/*
+SPDX-FileCopyrightText: 2026 M5Stack Technology CO LTD
+SPDX-License-Identifier: MIT
+*/
+
 // =================================================================================
 // Code generated and maintained by GoFrame CLI tool. DO NOT EDIT.
 // =================================================================================
diff --git a/server/api/stackchandevice/stackchandevice.go b/server/api/stackchandevice/stackchandevice.go
index 2208046..e8025cb 100644
--- a/server/api/stackchandevice/stackchandevice.go
+++ b/server/api/stackchandevice/stackchandevice.go
@@ -1,3 +1,8 @@
+/*
+SPDX-FileCopyrightText: 2026 M5Stack Technology CO LTD
+SPDX-License-Identifier: MIT
+*/
+
 // =================================================================================
 // Code generated and maintained by GoFrame CLI tool. DO NOT EDIT.
 // =================================================================================
diff --git a/server/api/user/user.go b/server/api/user/user.go
index 75adc0e..3744839 100644
--- a/server/api/user/user.go
+++ b/server/api/user/user.go
@@ -1,3 +1,8 @@
+/*
+SPDX-FileCopyrightText: 2026 M5Stack Technology CO LTD
+SPDX-License-Identifier: MIT
+*/
+
 // =================================================================================
 // Code generated and maintained by GoFrame CLI tool. DO NOT EDIT.
 // =================================================================================
diff --git a/server/api/xiaozhi/xiaozhi.go b/server/api/xiaozhi/xiaozhi.go
index 128d966..29adc5a 100644
--- a/server/api/xiaozhi/xiaozhi.go
+++ b/server/api/xiaozhi/xiaozhi.go
@@ -1,3 +1,8 @@
+/*
+SPDX-FileCopyrightText: 2026 M5Stack Technology CO LTD
+SPDX-License-Identifier: MIT
+*/
+
 // =================================================================================
 // Code generated and maintained by GoFrame CLI tool. DO NOT EDIT.
 // =================================================================================
diff --git a/server/internal/controller/xiaozhi/xiaozhi_v1_get_xiao_zhi_generate_license_token.go b/server/internal/controller/xiaozhi/xiaozhi_v1_get_xiao_zhi_generate_license_token.go
index 0454529..cda3768 100644
--- a/server/internal/controller/xiaozhi/xiaozhi_v1_get_xiao_zhi_generate_license_token.go
+++ b/server/internal/controller/xiaozhi/xiaozhi_v1_get_xiao_zhi_generate_license_token.go
@@ -1,3 +1,8 @@
+/*
+SPDX-FileCopyrightText: 2026 M5Stack Technology CO LTD
+SPDX-License-Identifier: MIT
+*/
+
 package xiaozhi
 
 import (
diff --git a/server/utility/rsa.go b/server/utility/rsa.go
index ea028db..1bfeba4 100644
--- a/server/utility/rsa.go
+++ b/server/utility/rsa.go
@@ -12,7 +12,6 @@ import (
 	"crypto/x509"
 	"encoding/pem"
 	"errors"
-	"fmt"
 
 	"github.com/gogf/gf/v2/frame/g"
 	"github.com/gogf/gf/v2/os/gctx"
@@ -262,15 +261,6 @@ func GenerateFourKeys() {
 	clientPrivateKey, clientPublicKey = generateKeyPair(2048)
 
 	// Print PEM
-	//fmt.Println("=== Server Private Key ===")
-	//fmt.Println(keyToPEM(serverPrivateKey, true))
-	//fmt.Println("=== Server Public Key ===")
-	//fmt.Println(keyToPEM(serverPublicKey, false))
-
-	fmt.Println("=== Client Private Key ===")
-	fmt.Println(keyToPEM(clientPrivateKey, true))
-	fmt.Println("=== Client Public Key ===")
-	fmt.Println(keyToPEM(clientPublicKey, false))
 
 	// Mark initialization complete
 	initialized = true