Some changes ported from the work on the makerkit.dev website related… (#89)

* Some changes ported from the work on the makerkit.dev website related to the marketing sections of the kit, such as documentation
* Added slight background hue to make darker theme better looking
* Support more complex configurations for documentation navigations.
* Do not fetch content from Keystatic when non-needed
* Add cursor pointers in dropdown
* Updated packages

packages/ui/src/makerkit/marketing/feature-showcase.tsx

@@ -20,7 +20,7 @@ export const FeatureShowcase = forwardRef<HTMLDivElement, FeatureShowcaseProps>(
       >
         <div className="flex w-full max-w-5xl flex-col space-y-4">
           {icon && <div className="flex">{icon}</div>}
-          <h3 className="text-3xl font-normal tracking-tighter xl:text-5xl">
+          <h3 className="text-3xl font-normal tracking-tight xl:text-5xl">
             {heading}
           </h3>
         </div>