message: Fix WhenApplicable
diff: @@ -127,12 +127,13 @@ export function WhenApplicable({
  children: React.ReactNode
  }) {
  const engine = useEngine()
  - if (engine.evaluate(dottedName).nodeValue == null) {
  + if (engine.evaluate(dottedName).nodeValue === null) {
  return null
  }
  return <>{children}</>
  }
  +
  export function WhenNotApplicable({
  dottedName,
  children,
  