Its almost perfect, the menu should auto select the first entry in the search, the default workflow that everyone uses is typing and pressing enter, its annoying to have to select manually every time

It would be great to have an option to make the menu float

Yaru appears because the global theme uses the Yaru icons. You can see it in the capture. As for the error, I have already made a modification. I hope you can now install it. If it fails, try...

Does this still work?

Does this still work?