I have installed CyberPanel on Amazon Lightsail (4 GB RAM, 2 vCPUs). All the necessary ports are open from Amazon and CyberPanel. I have installed WP. I using CloudFlare DNS, but I can't access to site using Domain.
When I setup DNS and CDN on CloudFlare site is not accessible but returning to Error 502 (Bad gateway). Firewall Screenshots: https://i.imgur.com/AHJSDXh.jpg
Now what is the Problem? How to fix it?