Create a vertically collapsing accordion
Obtain a list of all available bootswatch themes.
Obtain the currently active theme at render time
Retrieve Sass variable values from the current theme
Remove or retrieve Sass code from a theme
Compile Bootstrap Sass with (optional) theming
bslib: Custom 'Bootstrap' 'Sass' Themes for 'shiny' and 'rmarkdown'
Obtain a list of all available built-in 'bslib' themes.
Button for launching longer-running operations
Append or prepend nav item to a dropdown menu
Multi-page app with a top navigation bar