Fill in miscellaneous type gaps

types/foundry/client/application/sidebar/sidebar.d.ts

@@ -11,6 +11,11 @@ declare class Sidebar extends Application {
  */
  get popouts(): Application[];
 
+ /**
+ * Return the name of the active Sidebar tab
+ */
+ get activeTab(): string;
+
  /**
  * Activate a Sidebar tab by it's name
  * @param tabName The tab name corresponding to it's "data-tab" attribute

types/foundry/client/core/hooks.d.ts

@@ -143,6 +143,7 @@ declare global {
  static once(...args: HookParamsUpdate<Combat, "Combat">): number;
  static once(...args: HookParamsUpdate<Scene, "Scene">): number;
  static once(...args: HookParamsUpdateWorldTime): number;
+ static once(...args: HookParamsI18nInit): number;
  static once(...args: HookParameters<string, unknown[]>): number;
 
  /**

types/foundry/client/pixi/board.d.ts

@@ -377,6 +377,12 @@ declare global {
  * @param event The originating mouse movement event
  */
  _onDragCanvasPan(event: MouseEvent): void;
+
+ /**
+ * Determine selection coordinate rectangle during a mouse-drag workflow
+ * @param event
+ */
+ _onDragSelect(event: PIXI.FederatedEvent): void;
  }
 
  type DrawnCanvas<T extends Canvas = Canvas> = {