update free-courses-id.md (#7282)

* update free-courses-id.md

* Update free-courses-id.md

* Update free-courses-id.md

* Update free-courses-id.md

courses/free-courses-id.md

@@ -201,6 +201,7 @@
 ### JavaScript
 
 * [Belajar es6 - javacsript gaya baru](https://www.youtube.com/playlist?list=PLCZlgfAG0GXBWhs2AwMdPyKtMG2cF4YSR) - Sekolah Koding
+* [Belajar Full-stack JavaScript Dengan Next.js Dalam 6 Jam](https://www.youtube.com/watch?v=kproo1ezjH0&t=2s) - Nauval, Array Id (Youtube)
 * [Belajar JavaScript](https://alwaysngoding.com/belajar-javascript/teori) - Muhammad Saleh Solahudin, Always Ngoding (account *required*)
 * [Belajar JavaScript Async](https://www.youtube.com/playlist?list=PL-CtdCApEFH-I4CD6km3BcXqrhWAkY4et) - Eko Kurniawan Khannedy, Programmer Zaman Now (YouTube)
 * [Dasar Pemrograman dengan JavaScriipt](https://www.youtube.com/playlist?list=PLFIM0718LjIWXagluzROrA-iBY9eeUt4w) - Web Programming UNPAS