Since the default texture has been updated, most blocks look pretty different than they used to be. I think it's okay to update some old images in the guidebook with new default texture. For example, the preservation ruins.
This is how the book said:

This is how it looks now:

for spectrum_hall_customisation.png

Maybe disable Sodium for this? The lamps aren't rendering right.

oh yeah ty I forgot the rendering stuff

for spectrum_complex_customisation.png

I like that one, ty!

I updated most pics. The remaining ones are the ones from the structures, meaning

The Enchanter:

• spectrum_complex_customisation.png
• spectrum_focus_customisation.png
• spectrum_hall_customisation.png

The Pedestal Structures:

• creating_enchanted_books.png
• enchanting_items.png
• upgrading_enchanted_books.png

Does someone have cool builds for those?

for spectrum_focus_customisation.png

creating_enchanted_books.png

enchanting_items.png

upgrading_enchanted_books.png