feat: 配置列表分页与钉钉机器人分钟级排队限流

统一 sources/templates/channels/rules 列表为分页响应，避免配置增多时全量返回；按钉钉 access_token 限制每分钟发送并在超限时等待下一分钟，降低触发官方封禁风险。

Co-authored-by: Cursor <cursoragent@cursor.com>

internal/store/message_log.go

@@ -8,11 +8,10 @@ import (
 )
 
 type MessageLogFilter struct {
-	Source   string `form:"source"`
-	Event    string `form:"event"`
-	Status   string `form:"status"`
-	Page     int    `form:"page"`
-	PageSize int    `form:"page_size"`
+	Source string `form:"source"`
+	Event  string `form:"event"`
+	Status string `form:"status"`
+	PageFilter
 }
 
 func (s *Store) CreateMessageLog(ctx context.Context, ml *model.MessageLog) error {
@@ -54,17 +53,11 @@ func (s *Store) ListMessageLogs(ctx context.Context, filter MessageLogFilter) ([
 		return nil, 0, err
 	}
 
-	if filter.Page <= 0 {
-		filter.Page = 1
-	}
-	if filter.PageSize <= 0 {
-		filter.PageSize = 20
-	}
-	offset := (filter.Page - 1) * filter.PageSize
+	filter.Normalize()
 
 	logs := make([]model.MessageLog, 0)
 	query := "SELECT * FROM notification_message_log " + where + " ORDER BY id DESC LIMIT ? OFFSET ?"
-	args = append(args, filter.PageSize, offset)
+	args = append(args, filter.PageSize, filter.Offset())
 	if err := s.DB.SelectContext(ctx, &logs, query, args...); err != nil {
 		return nil, 0, err
 	}