Update README.md and add game mirr/orb

README.md

@@ -81,6 +81,7 @@ Egregoria is focused on the socio-economical aspect of a city, with a logistics
 - [Zombie Shooter Game](https://github.com/aunmag/shooter-rs) Inspired by Crimsonland: eliminate hordes of zombies that relentlessly chase after you.
 - [ROOM - Rusty Doom](https://gitlab.com/flukejones/room4doom) Rewrite of Doom C in Rust. Where possible, the Doom behaviour is kept intact, while also making some improvements.
 - [Stellar Bit](https://github.com/stellar-bit)
+- [mirr/orb](https://github.com/Syn-Nine/mirrorb) Laser bouncing puzzle game made in Rust.
 
 ## Graphics-only