Resources added for Nginx (#1188)

* Resources added for Nginx

* Update content/roadmaps/101-backend/content/122-web-servers/100-nginx.md

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

content/roadmaps/101-backend/content/122-web-servers/100-nginx.md

@@ -1 +1,7 @@
-# Nginx
+# Nginx
+
+NGINX is a powerful web server and uses a non-threaded, event-driven architecture that enables it to outperform Apache if configured correctly. It can also do other important things, such as load balancing, HTTP caching, or be used as a reverse proxy.
+
+<ResourceGroupTitle>Free Content</ResourceGroupTitle>
+<BadgeLink colorScheme='blue' badgeText='Official Website' href='https://nginx.org/'>Official Website</BadgeLink>
+<BadgeLink badgeText='Watch' href='https://www.youtube.com/watch?v=JKxlsvZXG7c'>NGINX Explained in 100 Seconds</BadgeLink>