chore: import upstream snapshot with attribution

scripts/debugger-scripts-api.d.ts

@@ -0,0 +1,35 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+type RunFunction =
+	| ((debugSession: IDebugSession, context: Context) => IDisposable)
+	| ((debugSession: IDebugSession, context: Context) => Promise<IDisposable>);
+
+interface IDebugSession {
+	name: string;
+	eval(expression: string): Promise<unknown>;
+	evalJs<T extends any[], TResult>(
+		bodyFn: (...args: T) => TResult,
+		...args: T
+	): Promise<TResult>;
+}
+
+interface Context {
+	vscode: typeof import('vscode');
+}
+
+interface IDisposable {
+	dispose(): void;
+}
+
+interface HotReloadConfig {
+	mode?: 'patch-prototype' | undefined;
+}
+
+interface GlobalThisAddition {
+	$hotReload_applyNewExports?(args: { oldExports: Record<string, unknown>; newSrc: string; config?: HotReloadConfig }): AcceptNewExportsFn | undefined;
+}
+
+type AcceptNewExportsFn = (newExports: Record<string, unknown>) => boolean;