fix(core): update

ts/websetup.classes.tag.opengraphtag.ts

@@ -0,0 +1,11 @@
+import { Tag } from './websetup.classes.tag';
+
+export class OpengraphTag extends Tag {
+  constructor(propertyNameArg: string, contentArg: string) {
+    super();
+    const openGraphElement = document.createElement('meta');
+    openGraphElement.setAttribute('property', propertyNameArg);
+    openGraphElement.content = contentArg;
+    this.elementRef = openGraphElement;
+  }
+}