🎨 Update template examples and crop mark gallery

Auto-generated fresh SVG examples and unified gallery from latest templates.
Includes comprehensive crop mark demonstrations with before/after comparisons.

Files updated:
- packages/templates/gallery-unified.html

🤖 Generated with GitHub Actions

Co-Authored-By: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

packages/templates/gallery-unified.html

@@ -305,7 +305,7 @@
         <div class="stats">
             <div class="stats-info">
                 <strong>13</strong> examples rendered
-                • Generated on 11/30/2025 at 2:39:56 AM
+                • Generated on 12/7/2025 at 2:40:16 AM
             </div>
         </div>