Hide previous bullet point content after pause in #touying

Questions
1

I’ve recently started to use typst and I’m currently preparing some slides.

#slide[
== Why did I choose X?
#pause
#v(1em)
bla bla bla:
#v(0.5em)
- “More bla bla bla”
#v(0.1em)
#pause
- Reason Y
]

I’d like to add more bullet points but at some point they will fill the page.
How to hide those previous bullet points leaving only the bullet point symbol?

Something like this:
image

2

Ok, I can freeze the slide counter and create a new slide with ellipsis as bullet points