created front page template (#4192)

quadrat/block-templates/front-page.html

@@ -0,0 +1,9 @@
+<!-- wp:template-part {"slug":"header"} /-->
+
+<!-- wp:spacer {"height":60} -->
+<div style="height:60px" aria-hidden="true" class="wp-block-spacer"></div>
+<!-- /wp:spacer -->
+
+<!-- wp:post-content {"layout":{"inherit":true}} /-->
+
+<!-- wp:template-part {"slug":"footer"} /-->