feat: anade app playground con catalogo de componentes

apps/playground/public/assets/icons/calendar.svg

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+
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+  id="Capa_1"
+  xmlns="http://www.w3.org/2000/svg"
+  xmlns:xlink="http://www.w3.org/1999/xlink"
+  x="0px"
+  y="0px"
+  viewBox="0 0 17 17"
+  style="enable-background: new 0 0 17 17"
+  xml:space="preserve"
+>
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