Nice work, and a lot of systems and strategy gameplay for just one week. I never managed to obtain any other materials other than the starting two, the upgrade cards may need to be less random/more structured for the early rounds so you can get yourself going.
When I press the P button I see this:
I would also say that the second page of the tutorial is a little bit confusing due to the screen layout, the item being referred to in the text that I'm being taught about is almost completely covered up by the text box itself. I see it's the only lit object on screen but was still a bit confusing, it might need the box moving or an additional arrow to aid clarity:
