phase-6: add registry-driven dynamic page-section-widget rendering engine

src/app/dynamic-renderer/widget-host/widget-host.model.ts

@@ -0,0 +1,11 @@
+import { WidgetConfig } from '../../shared/models/config';
+
+export interface WidgetRenderNode {
+  id: string;
+  type: string;
+  version: string;
+  props: Record<string, unknown>;
+  featureFlag?: string;
+  visible?: boolean;
+  source: WidgetConfig;
+}

src/app/dynamic-renderer/widget-host/widget-host.service.ts

@@ -0,0 +1,23 @@
+import { Injectable } from '@angular/core';
+import { WidgetConfig } from '../../shared/models/config';
+import { WidgetRegistryService } from '../../widgets/registry/widget-registry.service';
+import { ResolvedWidget } from '../../widgets/contracts/widget-component.contract';
+
+@Injectable({ providedIn: 'root' })
+export class WidgetHostService {
+  constructor(private readonly registry: WidgetRegistryService) {}
+
+  resolveWidget(widget: WidgetConfig): ResolvedWidget | null {
+    const registered = this.registry.resolve(widget.type, widget.version);
+    if (!registered) {
+      return null;
+    }
+
+    return {
+      type: registered.type,
+      version: registered.version,
+      component: registered.component,
+      props: widget.props ?? {}
+    };
+  }
+}