Bootstrap Error (Phalcon 5 / PHP 8)

Message: SQLSTATE[HY000] [1698] Access denied for user 'root'@'localhost'

File: /home/vtc/domains/vtechcom.org/public_html/public/frontend_v5.php on line 167

#0 [internal function]: PDO->__construct()
#1 [internal function]: Phalcon\Db\Adapter\Pdo\AbstractPdo->connect()
#2 /home/vtc/domains/vtechcom.org/public_html/public/frontend_v5.php(167): Phalcon\Db\Adapter\Pdo\AbstractPdo->__construct()
#3 [internal function]: Closure->{closure}()
#4 [internal function]: Phalcon\Di\Service->resolve()
#5 [internal function]: Phalcon\Di\Di->get()
#6 [internal function]: Phalcon\Di\Di->getShared()
#7 [internal function]: Phalcon\Mvc\Model\Manager->getConnection()
#8 [internal function]: Phalcon\Mvc\Model\Manager->getReadConnection()
#9 [internal function]: Phalcon\Mvc\Model->getReadConnection()
#10 [internal function]: Phalcon\Mvc\Model\MetaData\Strategy\Introspection->getMetaData()
#11 [internal function]: Phalcon\Mvc\Model\MetaData->initializeMetaData()
#12 [internal function]: Phalcon\Mvc\Model\MetaData->getMetaDataUniqueKey()
#13 [internal function]: Phalcon\Mvc\Model\MetaData->readMetaData()
#14 [internal function]: Phalcon\Mvc\Model\MetaData->hasAttribute()
#15 [internal function]: Phalcon\Mvc\Model\Query->getQualified()
#16 [internal function]: Phalcon\Mvc\Model\Query->getExpression()
#17 [internal function]: Phalcon\Mvc\Model\Query->getSelectColumn()
#18 [internal function]: Phalcon\Mvc\Model\Query->_prepareSelect()
#19 [internal function]: Phalcon\Mvc\Model\Query->parse()
#20 [internal function]: Phalcon\Mvc\Model\Query->execute()
#21 /home/vtc/domains/vtechcom.org/public_html/apps/frontend/controllers/ControllerBase.php(415): Phalcon\Mvc\Model::findFirst()
#22 /home/vtc/domains/vtechcom.org/public_html/apps/frontend/controllers/ControllerBase.php(40): Multiple\Frontend\Controllers\ControllerBase->getTranslation()
#23 /home/vtc/domains/vtechcom.org/public_html/apps/frontend/controllers/IndexController.php(42): Multiple\Frontend\Controllers\ControllerBase->initialize()
#24 [internal function]: Multiple\Frontend\Controllers\IndexController->initialize()
#25 [internal function]: Phalcon\Dispatcher\AbstractDispatcher->dispatch()
#26 /home/vtc/domains/vtechcom.org/public_html/public/frontend_v5.php(240): Phalcon\Mvc\Application->handle()
#27 /home/vtc/domains/vtechcom.org/public_html/public/index_v5.php(104): require('...')
#28 /home/vtc/domains/vtechcom.org/public_html/public/index.php(8): require('...')
#29 {main}