How does webpack use the server's environment variables?

how to use the environment variables on the linux service in the configuration file,

Mar.01,2021

process.env

MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1e72752-5b1f5.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e72752-5b1f5.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
Need Help?