fx-file-server/hugo/docsy/assets/scss/support/_bootstrap_vers_test.scss

$enable-important-utilities: null !default;
@if $enable-important-utilities == null {
  @error "\
  Docsy requires Bootstrap v5, but the v5 variable \
  $enable-important-utilities isn't defined. \
  Did you forget to update Docsy dependencies?\
  ";
}