Nginx HTTP Server And Reverse Proxy Basics
Nginx is an HTTP web server & reverse proxy that can also cache content, load balance, and act as a TCP/UDP mail proxy. Default runs on port 80, expose via e.g. port 3000.
Nginx ("engine x") is an HTTP web server, reverse proxy, content cache, load balancer, TCP/UDP proxy server, and mail proxy server.
https://nginx.org/en/
By default the nginx-server runs in a 80 port, but if you want to expose it to outside, you need to expose it e.g. by using the 3000 port number.
Let's run the command in docker:
And finally, the result is: