chore: upgrade i18next 26, prettier 3, fontsource-variable, domhandler 6, lint-staged 17

- i18next 23->26 + react-i18next 15->17
- prettier 2->3, reformat all files
- replace @fontsource/inter with @fontsource-variable/inter 5, update import path
- domhandler 5->6 (aligns with transitive deps)
- lint-staged 16->17

src/app/components/media/Image.tsx

@@ -5,5 +5,5 @@ import * as css from './media.css';
 export const Image = forwardRef<HTMLImageElement, ImgHTMLAttributes<HTMLImageElement>>(
   ({ className, alt, ...props }, ref) => (
     <img className={classNames(css.Image, className)} alt={alt} {...props} ref={ref} />
-  )
+  ),
 );

src/app/components/media/MediaControls.tsx

@@ -23,5 +23,5 @@ export const MediaControl = as<'div', MediaControlProps>(
       {after && <Box direction="Column">{after}</Box>}
       {children}
     </Box>
-  )
+  ),
 );

src/app/components/media/Video.tsx

@@ -6,5 +6,5 @@ export const Video = forwardRef<HTMLVideoElement, VideoHTMLAttributes<HTMLVideoE
   ({ className, ...props }, ref) => (
     // eslint-disable-next-line jsx-a11y/media-has-caption
     <video className={classNames(css.Video, className)} {...props} ref={ref} />
-  )
+  ),
 );