feat: add page transition animations and loading indicators

- Add nextjs-toploader for instant top progress bar on navigation
- Add next-view-transitions for View Transitions API page transitions
- Enhance template.tsx page enter animation (0.45s, scale effect)
- Replace next/link with next-view-transitions Link for smooth transitions
- Add prefers-reduced-motion support for accessibility

Co-authored-by: Cursor <cursoragent@cursor.com>

package.json

@@ -25,6 +25,8 @@
     "next": "^16.0.7",
     "next-contentlayer2": "^0.5.8",
     "next-themes": "^0.4.6",
+    "next-view-transitions": "^0.3.5",
+    "nextjs-toploader": "^3.9.17",
     "react": "^19.2.1",
     "react-dom": "^19.2.1",
     "react-icons": "^5.5.0",