brew install postgresql@14
brew services start postgresql
createdb left4me_dev

https://developer.valvesoftware.com/wiki/L4D2_Vscripts
https://developer.valvesoftware.com/wiki/Squirrel
https://developer.valvesoftware.com/wiki/List_of_L4D2_Script_Functions
https://developer.valvesoftware.com/wiki/List_of_L4D2_Cvars

https://developer.valvesoftware.com/wiki/Source_RCON_Protocol

https://github.com/L4D2Scripters/vslib
https://developer.valvesoftware.com/wiki/L4D2_Vscript_Examples

https://github.com/rpdelaney/cfg-l4d2/tree/master/cfg

dropdb left4me_dev; createdb left4me_dev; rails db:migrate; rails db:seed