help with my error

[mimi2023]

I was trying to port my mod from 1.19.4 to 1.20.1 but I got an error in the screen class

https://github.com/meme2023/my_mod.git

here are errors:

Class 'WoodenFridgeScreen' must either be declared abstract or implement abstract method 'renderBg(GuiGraphics, float, int, int)' in 'AbstractContainerScreen'

Method does not override method from its superclass

Cannot resolve method 'blit' in 'WoodenFridgeScreen'

Method does not override method from its superclass

Cannot resolve method 'renderBackground' in 'WoodenFridgeScreen'

Cannot resolve method 'render' in 'AbstractContainerScreen'

Cannot resolve method 'renderTooltip' in 'WoodenFridgeScreen'