Failed to build because it uses outdated & unmaintained JS stuff

[sxiii]

ERROR: Service 'bandwith-provider' failed to build: The command '/bin/sh -c npm install --only-production' returned a non-zero code: 1

The reason behind it's not able to build is this (click to open spoiler)

npm WARN deprecated text-encoding@0.7.0: no longer maintained
npm WARN deprecated core-js@2.6.11: core-js@<3 is no longer maintained and not recommended for usage due to the number of issues. Please, upgrade your dependencies to the actual version of core-js@3.
npm ERR! cb() never called!

npm ERR! This is an error with npm itself. Please report this error at:
npm ERR!     <https://npm.community>

npm ERR! A complete log of this run can be found in:
npm ERR!     /root/.npm/_logs/2020-09-11T08_14_55_996Z-debug.log
ERROR: Service 'bandwidth-provider' failed to build: The command '/bin/sh -c npm install --only=production' returned a non-zero code: 1

"CoreJS is no longer maintained and not recommended for usage" -> "cb() never called"...