The 2nd part about “don’t mention politics” is twice as long as “I’ve lost my job”.
And still ends with:

Remember that government employees are humans too and it is a very scary time for most of us and our families.

As if that isn’t the left-wing (most countries would call centre) modus operandi: people are people

accessed from the internet

Accessed only by you and close family/friends who you are also hosting services for?
Or accessed by anyone?

“Accessed by anyone” carries more risk.

“Accessed by users you host for”, the risks can be eliminated (well, other than risks from those users) by using a VPN. As in, only the people authorised to be on the VPN can access the services.
Wireguard is the go-to these days.
Tailscale is much easier and free for 3 users and 100 nodes.

If it absolutely has to be “accessed by anyone” I would look into a “reverse proxy over VPN/tunnel” or just straight tunnel style approach like chisel (or crowbar, or corkscrew), rathole, frp, or cloudflare tunnels.

Basically, don’t point a domain at your home public IP and don’t forward ports on your home router/firewall

Your mistake was referencing a woketionary.

As an augmentation, the ability to spot and track objects visually would be amazing.
But then planes just have to fly above 10k ft, and pretty much guaranteed cloud cover.

Echolocation is specifically audio based.
Lidar is a similar technique, but much more accurate and precise.
Project a grid of laser beam, read when the laser bounces back, you know the distance to that part of the grid.

It’s a server with integrated UPS and KVM console.