Chat I need farms? Do you guys have good tutorials for the farms bellow?

(im on 1.12.2)

1. Iron Farm
2. Auto Smelter
3. Auto Brewer
4. Auto sugarcane harvester.

Is string duping allowed? If so then I need one too.

string duping is allowed I think

k

make shops, and make prices fair and a little overpriced cuz why not

apparently u can get flint and get 1m per 2 mins with efficiency 5, reforged (any lvl), and fortune 3