Revert "remove getter for style from slate"

This reverts commit f764549.

Author: alisonjlai

src/client/initialize.ts

@@ -229,6 +229,10 @@ export function initialize<T = {}>(): PluginInstance<T> {
         on('wb:plugin:style:update', callback);
         return () => off('wb:plugin:style:update', callback);
       },
+
+      getStyle() {
+        return execPromise('wb:plugin:style:get');
+      },
     },
 
     destroy() {

src/react/hooks.ts

@@ -257,6 +257,8 @@ export function usePluginStyle(): PluginStyle | undefined {
   const [style, setStyle] = useState<PluginStyle | undefined>(undefined);
 
   useEffect(() => {
+    // Request initial style data on mount and subscribe to updates
+    void client.style.getStyle().then(setStyle);
     return client.style.subscribeToStyle(setStyle);
   }, [client]);
 

src/types.ts

@@ -364,6 +364,12 @@ export interface PluginInstance<T = any> {
      * @returns Unsubscriber function
      */
     subscribeToStyle(callback: (style: PluginStyle) => void): () => void;
+
+    /**
+     * Request current style from workbook
+     * @returns Promise with current style
+     */
+    getStyle(): Promise<PluginStyle>;
   };
 
   /**