Update model and add invalidated cycle

src/nodes/EnumNode.ts

@@ -12,12 +12,14 @@ export class EnumNode extends AbstractNode<string> {
   }
 
   updateModel(el: Element, path: Path, model: DataModel) {
+    model.set(path, el.querySelector('select')?.value)
   }
 
   render(path: Path, value: string, view: TreeView) {
+    const id = view.register(el => (el as HTMLInputElement).value = value)
     return this.wrap(path, view, `<span>${path.last()}</span>
-    <select value="${value}">
-      ${this.options.map(o => `<option>${o}</option>`)}
+    <select data-id=${id}>
+      ${this.options.map(o => `<option value="${o}">${o}</option>`).join('')}
     </select>`)
   }
 }