A custom module thatadds a new console command for bin/magento has just been built Deploying...

The injected class logged to the exception log rile, but a different logging implementation is used during deployment

Files were written tothe root Magento directory. whichis read-only on Magento Commerce Cloud

A connection to the database was attempted which Is not available during the build phase

The three webservers generated different content which causes the build to be rolled back for safety