[Bug]: Custom smithing builder recipes don't show when ingredient count less than 3 in 1.20.1

[GaylordFockerCN]

Steps to Reproduce the Bug

use latest version of jei

Expected Behavior

the crossbow item should have smith table like the axe

Actual Behavior

not showing smith label or output when the recipe only have 2 ingredients

Mod Pack URL (Optional)

No response

Mod Pack Version (Optional)

No response

Extra Notes (Optional)

it's like #3734 but my item even have no smith label if the recipe only have 2 ingredients... by the way i use datagen to generate recipe and i use air to express the blank in smith recipe. it work well when smithing but i don't know if this cause JEI not show

latest.log

No response

[ShaoZhige]

好神金的bug