Add Webhook response node (#2254)

* ✨ Add Webhook-Response-Node

* ⚡ Replace callback function with promise

* ✨ Add support for Bull and binary-data

* ✨ Add string response option

* ⚡ Remove some comments

* ✨ Make more generically possible & fix issue multi call in
queue mode

* ⚡ Fix startup and eslint issues

* ⚡ Improvements to webhook response node and functionality

* ⚡ Replace data with more generic type

* ⚡ Make statusMessage optional

* ⚡ Change parameter order

* ⚡ Move Response Code underneath options

* ⚡ Hide Response Code on Webhook node if mode responseNode got selected

* ⚡ Minor improvements

* ⚡ Add missing file and fix lint issue

* ⚡ Fix some node linting issues

* ⚡ Apply feedback

* ⚡ Minor improvements

packages/workflow/src/DeferredPromise.ts

@@ -0,0 +1,14 @@
+// From: https://gist.github.com/compulim/8b49b0a744a3eeb2205e2b9506201e50
+export interface IDeferredPromise<T> {
+	promise: () => Promise<T>;
+	reject: (error: Error) => void;
+	resolve: (result: T) => void;
+}
+
+export async function createDeferredPromise<T>(): Promise<IDeferredPromise<T>> {
+	return new Promise<IDeferredPromise<T>>((resolveCreate) => {
+		const promise = new Promise<T>((resolve, reject) => {
+			resolveCreate({ promise: async () => promise, resolve, reject });
+		});
+	});
+}