Set HTTPS

Step 0: Domain setup

Make sure you have register a domain and have set server_name in /etc/nginx/sites-available/default

/etc/nginx/sites-available/default

server_name api.hello.io;

Step 1: Install stuff

CLI

sudo apt-get update
sudo apt-get install software-properties-common
sudo add-apt-repository universe
sudo apt-get update
sudo apt-get install python3-certbot-nginx

Step 2: Run certbot

CLI

sudo certbot --nginx

Basic - Reverse Proxy Basic - Sub Domain Setting