feat: enhance components and layouts

- fix: prevent code components from growing width during animation
- feat: enforce 100% width on browser frames (CodeWindow)
- feat: remove "Zurück" links project-wide from PageHeader
- feat: enable imgproxy face detection support for about page avatar

apps/web/src/components/Reveal.tsx

@@ -15,7 +15,7 @@ interface RevealProps {
 
 export const Reveal: React.FC<RevealProps> = ({
   children,
-  width = "fit-content",
+  width = "100%",
   delay = 0.25,
   className = "",
   direction = "up",