How to solve the problem of Nuxt dynamic nesting routing without refreshing?

problem description

dynamic nesting routing of nuxt.js does not refresh data

127.0.0.1/cate/2 switching to 127.0.0.1/tag/21 will re-render (cate and tag are dynamic routes)
but 127.0.0.1/cate/2 switching to 127.0.0.1/cate/21 routing change page will not render

the environmental background of the problems and what methods you have tried

tried watchQuery does not work
vue $watch will change the data, but the head content of the page will not be updated

Apr.23,2022
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1e54eaf-452de.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e54eaf-452de.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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