feature: add system setting service (#12408)

### What problem does this PR solve?

#12409 

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

---------

Signed-off-by: Jin Hai <haijin.chn@gmail.com>

api/db/services/common_service.py

@@ -190,10 +190,15 @@ class CommonService:
             data_list (list): List of dictionaries containing record data to insert.
             batch_size (int, optional): Number of records to insert in each batch. Defaults to 100.
         """
+        current_ts = current_timestamp()
+        current_datetime = datetime_format(datetime.now())
         with DB.atomic():
             for d in data_list:
-                d["create_time"] = current_timestamp()
-                d["create_date"] = datetime_format(datetime.now())
+                d["create_time"] = current_ts
+                d["create_date"] = current_datetime
+                d["update_time"] = current_ts
+                d["update_date"] = current_datetime
+
             for i in range(0, len(data_list), batch_size):
                 cls.model.insert_many(data_list[i : i + batch_size]).execute()
 

api/db/services/system_settings_service.py

@@ -0,0 +1,44 @@
+#
+#  Copyright 2026 The InfiniFlow Authors. 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.
+#
+from datetime import datetime
+from common.time_utils import current_timestamp, datetime_format
+from api.db.db_models import DB
+from api.db.db_models import SystemSettings
+from api.db.services.common_service import CommonService
+
+
+class SystemSettingsService(CommonService):
+    model = SystemSettings
+
+    @classmethod
+    @DB.connection_context()
+    def get_by_name(cls, name):
+        objs = cls.model.select().where(cls.model.name.startswith(name))
+        return objs
+
+    @classmethod
+    @DB.connection_context()
+    def update_by_name(cls, name, obj):
+        obj["update_time"] = current_timestamp()
+        obj["update_date"] = datetime_format(datetime.now())
+        cls.model.update(obj).where(cls.model.name.startswith(name)).execute()
+        return SystemSettings(**obj)
+
+    @classmethod
+    @DB.connection_context()
+    def get_record_count(cls):
+        count = cls.model.select().count()
+        return count