Please do keep posting. It's helpful.
Also, while the Godot online tutorials and help are lacking (though better than they've been in the past, from what I'm led to believe), there are some really good tutorials online, particularly the ones from HeartBeast, Game From Scratch, and Jeremy Bullock:
https://www.youtube.com/channel/UCrHQNOyU1q6BFEfkNq2CYMAhttps://www.youtube.com/channel/UCr-5TdGkKszdbboXXsFZJTQhttps://www.youtube.com/channel/UCwJw2-V5S1TkBjLQ3_Ws54gThey each should have Godot 3 tutorials, too.