wip(shared): Re-factoring workbench

sites/shared/components/workbench/pattern/stack.mjs

@@ -0,0 +1,19 @@
+import { Part } from './part.mjs'
+import { getProps } from './utils.mjs'
+
+export const Stack = (props) => {
+  const { stack, gist, updateGist, unsetGist, showInfo } = props
+
+  return (
+    <g {...getProps(stack)}>
+      {[...stack.parts].map((part) => (
+        <Part
+          {...{ gist, updateGist, unsetGist, showInfo }}
+          key={part.name}
+          partName={part.name}
+          part={part}
+        />
+      ))}
+    </g>
+  )
+}