现在的博客php环境7.2报错 . 是需要升级到php8.1么

[xyyjjpp]

7.2
composer install
Your lock file does not contain a compatible set of packages. Please run composer update.

composer update
Your requirements could not be resolved to an installable set of packages.

[baijunyao]

PHP7.2 只能用 v6 版本，最新版本需要升级到 8.1