Add content for how to use packages (#2073)

* NodeJS documentation - Using Packages

* Update content/roadmaps/107-nodejs/content/102-nodejs-npm/103-using-packages.md

Co-authored-by: Kamran Ahmed <kamranahmed.se@gmail.com>

content/roadmaps/107-nodejs/content/102-nodejs-npm/103-using-packages.md

@@ -1 +1,6 @@
-# Using packages
+# Using Packages
+
+Open source Node modules are very powerful as you can instantly get access to the functionality that you’d otherwise have to write yourself. We normally use CommonJS or ESM to import an installed package.
+
+<ResourceGroupTitle>Free Content</ResourceGroupTitle>
+<BadgeLink colorScheme='yellow' badgeText='Read' href='https://learn.coderslang.com/0014-how-to-import-and-use-npm-modules/'>How to import and use npm modules</BadgeLink>