Why does the vue project npm run build run the code in vue.runtime.common.js

I added the tag code in the local node_module/vue/dist/vue.runtime.common.js and vue.runtime.esm.js. Running npm run build, found that the terminal would run the tag code in vue.runtime.common.js. I don"t know why. My understanding is that npm run build executes the webpack configuration, finds the portal file, and executes the code in the portal file. But the problem is that according to the official website, the entry file is vue.runtime.esm.js,. ide/installation.html-sharp%E5%AF%B9%E4%B8%8D%E5%90%8C%E6%9E%84%E5%BB%BA%E7%89%88%E6%9C%AC%E7%9A%84%E8%A7%A3%E9%87%8A, E6%9C%89%E5%A4%A7%E4%BD%AC%E5%8F%AF%E4%BB%A5%E8%A7%A3%E9%87%8A%E4%B8%80%E4%B8%8B%E8%BF%99%E6%98%AF%E4%B8%BA%E4%BB%80%E4%B9%88%E5%90%97 "rel=" nofollow noreferrer "> https://cn.vuejs.org/v2/guide.

Jan.02,2022
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-64f5-1b3a3a3-2c205.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b3a3a3-2c205.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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