update and verify developer docs

Author: spearwolf

packages/shadow-objects/docs/03-api/03-view-components.md

@@ -55,13 +55,6 @@ Removes a property. This change is batched and sent to the Shadow World.
 component.removeProperty('score');
 ```
 
-#### `setProperties(map)`
-Updates multiple properties at once.
-
-```typescript
-component.setProperties({ x: 10, y: 20 });
-```
-
 #### `dispatchEvent(type, detail)`
 Sends a custom event to the Shadow Object.
 

packages/shadow-objects/src/elements/ShaeWorkerElement.ts

@@ -11,7 +11,13 @@ import {ATTR_AUTO_SYNC, ATTR_LOCAL, ATTR_NO_AUTOSTART, ATTR_NO_STRUCTURED_CLONE,
 import {ShaeElement} from './ShaeElement.js';
 
 export class ShaeWorkerElement extends ShaeElement {
-  static override observedAttributes = [...ShaeElement.observedAttributes, ATTR_LOCAL, ATTR_SRC, ATTR_NO_STRUCTURED_CLONE];
+  static override observedAttributes = [
+    ...ShaeElement.observedAttributes,
+    ATTR_LOCAL,
+    ATTR_SRC,
+    ATTR_NO_STRUCTURED_CLONE,
+    ATTR_AUTO_SYNC,
+  ];
 
   static DefaultAutoSync = 'frame';