feat(database): 添加数据库驱动支持并更新依赖

- 新增 drivers 包用于注册 GF ORM 数据库驱动
- 集成 ClickHouse、MSSQL、MySQL、Oracle、PostgreSQL、SQLite 等数据库驱动
- 更新 go.mod 添加必要的数据库驱动依赖包
- 同步更新 go.sum 文件包含所有新增依赖的校验和

database/drivers/drivers.go

@@ -0,0 +1,18 @@
+// Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+// Package drivers provides database drivers registration for GF ORM.
+// This package automatically registers common database drivers when imported.
+package drivers
+
+import (
+	_ "github.com/gogf/gf/contrib/drivers/clickhouse/v2"
+	_ "github.com/gogf/gf/contrib/drivers/mssql/v2"
+	_ "github.com/gogf/gf/contrib/drivers/mysql/v2"
+	_ "github.com/gogf/gf/contrib/drivers/oracle/v2"
+	_ "github.com/gogf/gf/contrib/drivers/pgsql/v2"
+	_ "github.com/gogf/gf/contrib/drivers/sqlite/v2"
+)