I totally agree. I usually do everything alone to improve my non-programming skills and don't even have time to program much. Next time I will do with a team.
'I' opens the inventory window.
'C' opens the craft window.
'Q' for craft
1, 2 and 3 to select the object to craft
- To get iron and coal, shoot the iron and coal mines next to the base)
(yes I know it is problematic... I ran out of time in the end I will try to fix and improve the game now)