configure ansible as instructed in repo (mainly tell it your connection info to the host you got)
run ansible
profit
you can remove and reinstall as many times as you need to get it right.
you will also want a domain name, namecheap among others are good, I like to use cloudflare for my application firewall. I can walk you through any of this.
You have options for hosts,
https://contabo.com/en
https://www.hetzner.com/
https://www.digitalocean.com/community/tutorials/read-large-text-files-in-python
Thats your software https://github.com/LemmyNet/lemmy-ansible
general process
you can remove and reinstall as many times as you need to get it right.
you will also want a domain name, namecheap among others are good, I like to use cloudflare for my application firewall. I can walk you through any of this.