Remove large advertisements and update image links

Removes the `ArtistPatternBg` component and associated AdSense ad from the home page layout, and updates image URLs in `gallery-data.json`.

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client/src/pages/home.tsx

@@ -9,7 +9,6 @@ import { Skeleton } from "@/components/ui/skeleton";
 import Header from "@/components/header";
 import Footer from "@/components/footer";
 import AdSense, { ArticleCardAd, SidebarAd } from "@/components/adsense";
-import ArtistPatternBg from "@/components/artist-pattern-bg";
 import { PhotoGalleryWidget } from "@/components/photo-gallery";
 import { HoroscopeWidget } from "@/components/horoscope-widget";
 import { RecipeWidget } from "@/components/recipe-widget";
@@ -683,23 +682,10 @@ export default function Home() {
         <ArticleCardAd />
 
         {widePickedArticles.length > 0 && (
-          <div className="grid grid-cols-1 lg:grid-cols-4 gap-4">
-            <ArtistPatternBg className="hidden lg:block rounded-lg overflow-hidden bg-card border border-card-border" seed={99}>
-              <AdSense
-                slot="3854634730"
-                format="fluid"
-                layoutKey="-6r+cy-10+8a-3"
-                style={{ display: "block" }}
-                className="w-full h-full min-h-[250px]"
-              />
-            </ArtistPatternBg>
-            <div className="lg:col-span-3">
-              <div className="grid grid-cols-1 sm:grid-cols-2 gap-4">
-                {widePickedArticles.map((a) => (
-                  <WideCard key={`wide-top-${a.id}`} article={a} focalPoints={focalPoints} />
-                ))}
-              </div>
-            </div>
+          <div className="grid grid-cols-1 sm:grid-cols-2 gap-4">
+            {widePickedArticles.map((a) => (
+              <WideCard key={`wide-top-${a.id}`} article={a} focalPoints={focalPoints} />
+            ))}
           </div>
         )}