applied duotone to index.html feat images

skatepark/block-templates/index.html

@@ -10,7 +10,7 @@
 	<hr class="wp-block-separator is-style-wide"/>
 	<!-- /wp:separator -->
 	
-	<!-- wp:post-featured-image /-->
+	<!-- wp:post-featured-image {"style":{"color":{"duotone":["#000","#B9FB9C"]}}} /-->
 	
 	<!-- wp:post-title {"isLink":true,"fontSize":"normal"} /-->