perf(images): serve optimized portfolio media

data/gallery.ts

@@ -1,18 +1,18 @@
 // Galeri resimleri – public/gallery/ klasörüne eklenen dosyaların yolları
 export const GALLERY_IMAGES: string[] = [
-  "/gallery/1.jpg",
-  "/gallery/2.jpg",
-  "/gallery/3.jpg",
-  "/gallery/4.jpg",
-  "/gallery/5.jpg",
-  "/gallery/6.jpg",
-  "/gallery/7.jpeg",
-  "/gallery/8.jpeg",
-  "/gallery/9.jpeg",
-  "/gallery/10.jpeg",
-  "/gallery/11.jpeg",
-  "/gallery/12.jpeg",
-  "/gallery/13.jpeg",
-  "/gallery/14.png",
-  "/gallery/15.png",
+  "/gallery/1.webp",
+  "/gallery/2.webp",
+  "/gallery/3.webp",
+  "/gallery/4.webp",
+  "/gallery/5.webp",
+  "/gallery/6.webp",
+  "/gallery/7.webp",
+  "/gallery/8.webp",
+  "/gallery/9.webp",
+  "/gallery/10.webp",
+  "/gallery/11.webp",
+  "/gallery/12.webp",
+  "/gallery/13.webp",
+  "/gallery/14.webp",
+  "/gallery/15.webp",
 ];