build(deps): update to Next.js v16 + use image digests instead of tags

Ref:
- https://docs.docker.com/dhi/core-concepts/digests/
- https://github.com/goldbergyoni/nodebestpractices/blob/master/sections/docker/image-tags.md
- https://emmer.dev/blog/what-is-a-docker-digest/

packages/ui/src/Layout/Section/Section.tsx

@@ -75,7 +75,7 @@ export const SectionContent: React.FC<SectionContentProps> = (props) => {
   return (
     <div
       className={classNames(
-        "size-full max-w-full break-words px-6 py-4 sm:px-16",
+        "size-full max-w-full px-6 py-4 break-words sm:px-16",
         {
           "shadow-light dark:shadow-dark max-w-full rounded-2xl border border-solid border-black":
             shadowContainer,