The package node-duplicate-package-checker-webpack-plugin 3.0.0+~cs2.1.5-2 has been added to kali-rolling. It has been imported from Debian: https://tracker.debian.org/pkg/node-duplicate-package-checker-webpack-plugin -- More information about node-duplicate-package-checker-webpack-plugin: https://pkg.kali.org/pkg/node-duplicate-package-checker-webpack-plugin