chore: update package.json and yarn.lock for dependency management

- Added `packageManager` field to package.json for Yarn versioning.
- Updated yarn.lock to include new dependencies for `@emnapi` and `@esbuild` packages, enhancing compatibility and performance.
- Adjusted styling in TopBanner.svelte for improved layout and responsiveness.

src/lib/components/TopBanner.svelte

@@ -104,14 +104,14 @@
       >
         {#if hasResponsive && responsive}
           {#key responsive.fallback}
-            <picture class="block w-full">
+            <picture class="block w-full max-w-[1920px] mx-auto">
               {#each responsive.sources as s (s.type)}
                 <source type={s.type} srcset={s.srcset} sizes={sizes} />
               {/each}
               <img
                 src={responsive.fallback}
                 alt={altText}
-                class="w-full object-cover max-h-[400px] lg:max-h-[600px] max-w-[1920px] aspect-square sm:aspect-video lg:aspect-24/9 text-transparent transition-opacity duration-500"
+                class="w-full object-cover max-h-[400px] lg:max-h-[600px] aspect-square sm:aspect-video lg:aspect-24/9 text-transparent transition-opacity duration-500"
                 class:opacity-0={!imgLoaded}
                 class:opacity-100={imgLoaded}
                 width={responsive.width}
@@ -130,7 +130,7 @@
             <img
               src={resolvedImages[0]}
               alt={altText}
-              class="w-full object-cover max-h-[400px] lg:max-h-[600px] max-w-[1920px] aspect-square sm:aspect-video lg:aspect-24/9 text-transparent transition-opacity duration-500"
+              class="block w-full object-cover max-h-[400px] lg:max-h-[600px] max-w-[1920px] mx-auto aspect-square sm:aspect-video lg:aspect-24/9 text-transparent transition-opacity duration-500"
               class:opacity-0={!imgLoaded}
               class:opacity-100={imgLoaded}
               width={1920}