what keys do what

W, A, S, D move the camera

left click to move to a spot or pick up item

right click to drop items or interact with buidings

E for blueprint menu

Space for whistle (allsws you to teach and trade with bots)

Edit: Q to put an item in your inventory

I to open your inventory

, and . to cycle trough items in your inventory

also if you have cheats enabled press R to spawn a basic workerbot

and press T to open item spawning menu

to enable cheats look here