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