feat: Fluent UI Outlook Lite + connections mockup

node_modules/tabster/dist/dts/Shadowdomize/ShadowMutationObserver.d.ts

@@ -0,0 +1,22 @@
+/*!
+ * Copyright (c) Microsoft Corporation. All rights reserved.
+ * Licensed under the MIT License.
+ */
+export declare class ShadowMutationObserver implements MutationObserver {
+    private static _shadowObservers;
+    private _root?;
+    private _options?;
+    private _callback;
+    private _observer;
+    private _subObservers;
+    private _isObserving;
+    private static _overrideAttachShadow;
+    constructor(callback: MutationCallback);
+    private _callbackWrapper;
+    private _addSubObserver;
+    disconnect(): void;
+    observe(target: Node, options?: MutationObserverInit): void;
+    private _walkShadows;
+    takeRecords(): MutationRecord[];
+}
+export declare function createShadowMutationObserver(callback: MutationCallback): MutationObserver;