I think the collapse chevron >
created with writing something like this:
hey
hello
is just a live preview quirk. If you switch to reading view you’ll notice the spaces are taken out, it has no chevron, and looks like this:
hey
hello
If you want to create collapsible sections that you can use in editing and reading views, you can put the item(s) in a list or under a heading like this:
- hi
- hello
or
## how are you?
great! nice to meet you!