How do y add a bed or furniture to the game

Plz help me I’m creating this game and y need to put in more furniture how do y put some in

One:You nerd a AI,but nota nerd player type of this AI,Enviroment>Global Variables>General>+New>player>Computer 1 AI
Two:Go in map,and in left,u see pincel,bucket,etc,in there,Go to up and Go to cursor “draw” and right have a “block draw” click on block,and put unit,put AI of u created,and unit type os unit(furniture),save,and click in map,qnd created the furniture on place of u cliked.