Improve image focus by centering on people and faces

Update AI prompts for more accurate focal point detection and adjust image rendering in various components (MediumCard, SideCard, SingleImageCarousel) to utilize these focal points, enhancing visual composition.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 517dfa7b-26ac-463d-a6e1-a58c6df97188
Replit-Commit-Checkpoint-Type: full_checkpoint
Replit-Commit-Event-Id: 4e108b3d-fbcd-43ec-8d2f-0a6ed15b2c47
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/f209e72a-0939-48fa-84fc-57854de71967/517dfa7b-26ac-463d-a6e1-a58c6df97188/drGbo1a
Replit-Helium-Checkpoint-Created: true

client/src/components/photo-gallery.tsx

@@ -110,7 +110,7 @@ function SingleImageCarousel({
       onMouseEnter={() => setPaused(true)}
       onMouseLeave={() => setPaused(false)}
     >
-      <div className="relative w-full overflow-hidden rounded-b-lg aspect-square">
+      <div className="relative w-full overflow-hidden rounded-b-lg aspect-[9/16]">
         <img
           src={images[index].large || images[index].thumb}
           alt={images[index].fileName}