$ sudo apt-get update
$ sudo apt-get install libjs-lru-cache 

libjs-lru-cache is installed in your system.

Make ensure the libjs-lru-cache package were installed using the commands given below,

$ sudo dpkg-query -l | grep libjs-lru-cache *

You will get with libjs-lru-cache package name, version, architecture and description in a table

libjs-lru-cache package basic information: