feat(nodes-edges): add domAttributes

packages/svelte/src/lib/components/EdgeWrapper/EdgeWrapper.svelte

@@ -138,9 +138,10 @@
           : `Edge from ${source} to ${target}`}
       aria-describedby={focusable ? `${ARIA_EDGE_DESC_KEY}-${store.flowId}` : undefined}
       role={edge.ariaRole ?? (focusable ? 'group' : 'img')}
-      aria-roledescription={edge.ariaRoleDescription || 'edge'}
+      aria-roledescription={edge.domAttributes?.['aria-roledescription'] || 'edge'}
       onkeydown={focusable ? onkeydown : undefined}
       tabindex={focusable ? 0 : undefined}
+      {...edge.domAttributes}
     >
       <EdgeComponent
         {id}

packages/svelte/src/lib/components/NodeWrapper/NodeWrapper.svelte

@@ -254,10 +254,11 @@
     onkeydown={focusable ? onKeyDown : undefined}
     tabIndex={focusable ? 0 : undefined}
     role={node.ariaRole ?? (focusable ? 'group' : undefined)}
-    aria-roledescription={node.ariaRoleDescription || 'node'}
+    aria-roledescription={node.domAttributes?.['aria-roledescription'] || 'node'}
     aria-describedby={store.disableKeyboardA11y
       ? undefined
       : `${ARIA_NODE_DESC_KEY}-${store.flowId}`}
+    {...node.domAttributes}
   >
     <NodeComponent
       {data}