In HugSQL SQL, Chinese parameters are replaced with question marks

Question

在HugSQL SQL中的中文参数，被替换成了问号。 In HugSQL SQL, Chinese parameters are replaced with question marks.

-- :name save-message-1! :! :n
-- :doc creates a new message
INSERT INTO guestbook (name, message, timestamp) 
VALUES ('姓名', '消息测试', '2022-03-21 04:19:56')

The query result in the database is as follows：

# id, name, message, timestamp
'1', '??', '???', '2022-03-21 04:19:56'