feat(ui): add actual EU flag image and update path to webp

components/decorations/EUFundingBadge.tsx

@@ -19,7 +19,7 @@ export function EUFundingBadge() {
       {/* Background Flag */}
       <div className="absolute inset-0 w-full h-full opacity-95">
         <Image
-          src="/assets/eu-flag.jpg"
+          src="/assets/eu-flag.webp"
           alt="European Union Background"
           fill
           className="object-cover object-top"