Ubuntu 22.04 installation step [DOC]

[fhazal]

# Documentation Request

• What is the documentation for?

a guide on how to install ARRCON on Ubuntu 22.04 and run it with palworld game server

• Is there existing documentation?

No

• What changes would you want to see?
• the command list
• how to use the command, if rcon have it already where can we read the list of the commmand, or just use the same command in game?