feat: deployable design studio and updated component showcase

app/pages/components/mega-menu.wrn

@@ -617,7 +617,7 @@ page MegaMenuDetail {
         <div class="demo-workbench">
           <div id="mega-menu-demo-1" class="demo-canvas demo-canvas--1">
             <div class="demo-browser-chrome"><span></span><span></span><span></span><small>Live preview</small></div>
-            
+
             <div class="demo-render"><MegaMenu size="default" label="Products" icon="icon-[lucide--box]" columns='[{"heading":"Platform","items":[{"label":"Runtime","href":"/runtime","description":"The browser half of the framework."},{"label":"Compiler","href":"/compiler","description":"WRN to JavaScript."}]},{"heading":"Tooling","items":[{"label":"CLI","href":"/cli","description":"Scaffold, build and deploy."},{"label":"Editor","href":"/editor","description":"Language server and syntax."}]}]' rail='[{"id":"mega-menu-0-1","key":"mega-menu-0-1","value":"primary","label":"Primary workflow","title":"Primary workflow","description":"A clean default configuration for everyday product interfaces.","text":"A configurable sample message.","href":"#mega-menu-demo","actionHref":"#mega-menu-demo","actionLabel":"View details","icon":"icon-[lucide--sparkles]","iconClass":"icon-[lucide--sparkles]","variant":"primary","status":"Active","time":"09:30","current":true,"selected":true,"checked":true,"disabled":false,"outgoing":false,"open":true,"number":1,"count":16,"percentage":72,"color":"#7c3aed","target":"_self","ariaLabel":"Open primary workflow 1","items":[{"label":"Nested option A","value":"nested-a"},{"label":"Nested option B","value":"nested-b"}],"links":[{"label":"Documentation","href":"#documentation"},{"label":"API reference","href":"#api-reference"}],"values":["Included","Standard"]},{"id":"mega-menu-0-2","key":"mega-menu-0-2","value":"secondary","label":"Additional option","title":"Supporting example","description":"A clean default configuration for everyday product interfaces.","text":"Another configurable message.","href":"#mega-menu-demo","actionHref":"#mega-menu-demo","actionLabel":"View details","icon":"icon-[lucide--sparkles]","iconClass":"icon-[lucide--sparkles]","variant":"primary","status":"Active","time":"09:30","current":false,"selected":false,"checked":false,"disabled":false,"outgoing":true,"open":true,"number":2,"count":32,"percentage":72,"color":"#7c3aed","target":"_self","ariaLabel":"Open primary workflow 2","items":[{"label":"Nested option A","value":"nested-a"},{"label":"Nested option B","value":"nested-b"}],"links":[{"label":"Documentation","href":"#documentation"},{"label":"API reference","href":"#api-reference"}],"values":["Included","Standard"]}]' featured='{demo_obj_0}' variant="default" columnCount="3" fullWidth="false" openOnHover="true" actionLabel="Mega Menu" actionHref="#mega-menu-demo" defaultOpen="false" class="showcase-instance showcase-instance--1" /></div>
           </div>
           <section class="demo-code" aria-label="Grouped columns usage">
@@ -839,7 +839,7 @@ page MegaMenuDetail {
         <div class="demo-workbench">
           <div id="mega-menu-demo-2" class="demo-canvas demo-canvas--2">
             <div class="demo-browser-chrome"><span></span><span></span><span></span><small>Live preview</small></div>
-            
+
             <div class="demo-render"><MegaMenu size="sm" label="Solutions" icon="icon-[lucide--arrow-right]" columns='[{"heading":"By team","items":[{"label":"Engineering","href":"/eng","icon":"icon-[lucide--code]"},{"label":"Design","href":"/design","icon":"icon-[lucide--palette]"},{"label":"Support","href":"/support","icon":"icon-[lucide--life-buoy]"}]},{"heading":"By size","items":[{"label":"Startup","href":"/startup"},{"label":"Enterprise","href":"/enterprise"}]}]' rail='[{"id":"mega-menu-1-1","key":"mega-menu-1-1","value":"primary","label":"Secondary workflow","title":"Secondary workflow","description":"A compact configuration designed for dense application layouts.","text":"A configurable sample message.","href":"#mega-menu-demo","actionHref":"#mega-menu-demo","actionLabel":"View details","icon":"icon-[lucide--zap]","iconClass":"icon-[lucide--zap]","variant":"secondary","status":"Active","time":"10:15","current":true,"selected":true,"checked":true,"disabled":false,"outgoing":false,"open":true,"number":1,"count":24,"percentage":48,"color":"#0284c7","target":"_self","ariaLabel":"Open secondary workflow 1","items":[{"label":"Nested option A","value":"nested-a"},{"label":"Nested option B","value":"nested-b"}],"links":[{"label":"Documentation","href":"#documentation"},{"label":"API reference","href":"#api-reference"}],"values":["Included","Standard"]},{"id":"mega-menu-1-2","key":"mega-menu-1-2","value":"secondary","label":"Additional option","title":"Supporting example","description":"A compact configuration designed for dense application layouts.","text":"Another configurable message.","href":"#mega-menu-demo","actionHref":"#mega-menu-demo","actionLabel":"View details","icon":"icon-[lucide--zap]","iconClass":"icon-[lucide--zap]","variant":"secondary","status":"Active","time":"10:15","current":false,"selected":false,"checked":false,"disabled":false,"outgoing":true,"open":true,"number":2,"count":48,"percentage":48,"color":"#0284c7","target":"_self","ariaLabel":"Open secondary workflow 2","items":[{"label":"Nested option A","value":"nested-a"},{"label":"Nested option B","value":"nested-b"}],"links":[{"label":"Documentation","href":"#documentation"},{"label":"API reference","href":"#api-reference"}],"values":["Included","Standard"]}]' featured='{demo_obj_1}' variant="secondary" columnCount="7" fullWidth="false" openOnHover="true" actionLabel="Compact example" actionHref="#mega-menu-demo" footer="Not sure where to start? Talk to us." defaultOpen="false" class="showcase-instance showcase-instance--2" /></div>
           </div>
           <section class="demo-code" aria-label="With a footer note usage">