1.移除舊 PHP

yum remove -y php*

2.重新裝 Remi repo（強制覆蓋）

rpm -Uvh --force https://rpms.remirepo.net/enterprise/remi-release-7.rpm

3.確認 remi repo 檔案存在

ls /etc/yum.repos.d/remi*.repo

4.啟用 PHP 8.0 repo

yum-config-manager --disable 'remi-php*'
yum-config-manager --enable remi-php82

5.清理並更新快取

yum clean all
yum makecache fast

6.安裝 PHP 8.2

yum --enablerepo=remi-php82 install -y php php-cli php-common php-intl php-mbstring

7.驗證

php -v

yum --enablerepo=remi-php82 install -y php-fpm
systemctl enable php-fpm
systemctl start php-fpm
systemctl status php-fpm