Add support for Widget & Room Header Buttons module APIs (#32734)

* Add support for Widget & Room Header Buttons module APIs

To support https://github.com/element-hq/element-modules/pull/217

* Update for new api

* Test addRoomHeaderButtonCallback

* Extra mock api

* Test for widgetapi

* Convert enum

* Convert other enum usage

* Add tests for widget context menu move buttons

Which have just changed because of the enum

* Add tests for moving the widgets

* Fix copyright

Co-authored-by: Florian Duros <florianduros@element.io>

* Update module API

* A little import/export

---------

Co-authored-by: Florian Duros <florianduros@element.io>

apps/web/test/viewmodels/right-panel/WidgetContextMenuViewModel-test.tsx

@@ -16,7 +16,7 @@ import {
 import { stubClient } from "../../test-utils";
 import WidgetUtils from "../../../src/utils/WidgetUtils";
 import { type IApp } from "../../../src/utils/WidgetUtils-types";
-import { Container, WidgetLayoutStore } from "../../../src/stores/widgets/WidgetLayoutStore";
+import { WidgetLayoutStore } from "../../../src/stores/widgets/WidgetLayoutStore";
 import * as livestream from "../../../src/Livestream";
 import Modal from "../../../src/Modal";
 import SettingsStore from "../../../src/settings/SettingsStore";
@@ -138,12 +138,7 @@ describe("WidgetContextMenuViewModel", () => {
         const vm = new WidgetContextMenuViewModel(props);
         vm.onMoveButton(1);
 
-        expect(WidgetLayoutStore.instance.moveWithinContainer).toHaveBeenCalledWith(
-            props.room,
-            Container.Top,
-            props.app,
-            1,
-        );
+        expect(WidgetLayoutStore.instance.moveWithinContainer).toHaveBeenCalledWith(props.room, "top", props.app, 1);
         expect(props.onFinished).toHaveBeenCalled();
     });