Why didn't the file be generated after webpack npm start?

after webpack npm start, there is no error, but why is there no build.js file generated in my build folder

Mar.06,2021

package.json be like this

build: 'webpack --config webpack.config.js'

what the heck is webpack npm start?

webpacknpm run start
The output path of

should be configured as follows: path:__dirname +'/ build',

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-64f5-1beb88f-312d9.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1beb88f-312d9.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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