Your PHP installation appears to be missing the MySQL extension which is required by WordPress.
Warning: PHP Startup: Unable to load dynamic library 'mysqli' (tried: /opt/alt/php83/usr/lib64/php/modules/mysqli (/opt/alt/php83/usr/lib64/php/modules/mysqli: cannot open shared object file: No such file or directory), /opt/alt/php83/usr/lib64/php/modules/mysqli.so (/opt/alt/php83/usr/lib64/php/modules/mysqli.so: undefined symbol: mysqlnd_global_stats)) in Unknown on line 0