feat(widgets): use new classifier, implement new widget executor, delete registry

src/lib/agents/search/widgets/executor.ts

@@ -0,0 +1,36 @@
+import { Widget, WidgetInput, WidgetOutput } from '../types';
+
+class WidgetExecutor {
+  static widgets = new Map<string, Widget>();
+
+  static register(widget: Widget) {
+    this.widgets.set(widget.type, widget);
+  }
+
+  static getWidget(type: string): Widget | undefined {
+    return this.widgets.get(type);
+  }
+
+  static async executeAll(input: WidgetInput): Promise<WidgetOutput[]> {
+    const results: WidgetOutput[] = [];
+
+    await Promise.all(
+      Array.from(this.widgets.values()).map(async (widget) => {
+        try {
+          if (widget.shouldExecute(input.classification)) {
+            const output = await widget.execute(input);
+            if (output) {
+              results.push(output);
+            }
+          }
+        } catch (e) {
+          console.log(`Error executing widget ${widget.type}:`, e);
+        }
+      }),
+    );
+
+    return results;
+  }
+}
+
+export default WidgetExecutor;