There is a mechanism to “fold and unfold” tiddlers. You can use this one. It does what you describe.
See ControlPanel : Appearence : Toolbars : ViewToolbar …
OR
See: https://tiddlywiki.com/#TiddlerFields - search for hide-body field
There is a mechanism to “fold and unfold” tiddlers. You can use this one. It does what you describe.
See ControlPanel : Appearence : Toolbars : ViewToolbar …
OR
See: https://tiddlywiki.com/#TiddlerFields - search for hide-body field