diff --git a/.github/code-language-detector.yml b/.github/code-language-detector.yml
index 9a81236b8..32a8c1f54 100644
--- a/.github/code-language-detector.yml
+++ b/.github/code-language-detector.yml
@@ -1,3 +1,17 @@
+# Copyright © 2024 OpenIM. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 directory: ./
 file_types:
   - .go
diff --git a/.github/workflows/code-language-detector.yml b/.github/workflows/code-language-detector.yml
index 22307576a..80ec94733 100644
--- a/.github/workflows/code-language-detector.yml
+++ b/.github/workflows/code-language-detector.yml
@@ -1,3 +1,17 @@
+# Copyright © 2024 OpenIM. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 name: Language Check Workflow Test
 
 on: [pull_request]
diff --git a/internal/rpc/friend/black.go b/internal/rpc/friend/black.go
index 4bb0d9f58..4e130360c 100644
--- a/internal/rpc/friend/black.go
+++ b/internal/rpc/friend/black.go
@@ -79,7 +79,7 @@ func (s *friendServer) AddBlack(ctx context.Context, req *pbfriend.AddBlackReq)
 		CreateTime:     time.Now(),
 		Ex:             req.Ex,
 	}
-	
+
 	if err := s.blackDatabase.Create(ctx, []*relation.BlackModel{&black}); err != nil {
 		return nil, err
 	}
diff --git a/internal/rpc/group/group.go b/internal/rpc/group/group.go
index e1e0dfed7..92d9e27d6 100644
--- a/internal/rpc/group/group.go
+++ b/internal/rpc/group/group.go
@@ -637,7 +637,7 @@ func (s *groupServer) GetGroupMembersInfo(ctx context.Context, req *pbgroup.GetG
 	return resp, nil
 }
 
-// GetGroupApplicationList handles functions that get a list of group requests
+// GetGroupApplicationList handles functions that get a list of group requests.
 func (s *groupServer) GetGroupApplicationList(ctx context.Context, req *pbgroup.GetGroupApplicationListReq) (*pbgroup.GetGroupApplicationListResp, error) {
 	groupIDs, err := s.db.FindUserManagedGroupID(ctx, req.FromUserID)
 	if err != nil {
diff --git a/pkg/common/db/mgo/group.go b/pkg/common/db/mgo/group.go
index 01bb64cde..c63e3c376 100644
--- a/pkg/common/db/mgo/group.go
+++ b/pkg/common/db/mgo/group.go
@@ -19,8 +19,7 @@ import (
 	"time"
 
 	"github.com/OpenIMSDK/protocol/constant"
-
-  "github.com/OpenIMSDK/tools/errs"
+	"github.com/OpenIMSDK/tools/errs"
 	"github.com/OpenIMSDK/tools/mgoutil"
 	"github.com/OpenIMSDK/tools/pagination"
 	"github.com/openimsdk/open-im-server/v3/pkg/common/db/table/relation"