Add Intersection Observer Examples

client/constants/ProductList.ts

@@ -6,6 +6,12 @@
 import ProductModel from './ProductModel';
 
 const ProductList: ProductModel[] = [
+    {
+        name: 'Intersection Observer Examples',
+        url: 'https://intersectionobserver.io',
+        description: 'Practical, real world examples of Intersection Observer',
+        themeColor: '#024ca9',
+    },
     {
         name: 'Blur Page',
         url: 'https://blur.page',