Initial import with skill sheet working

node_modules/catering/index.d.ts

@@ -0,0 +1,10 @@
+export function fromCallback<T, S extends symbol>(callback: Callback<T> | undefined, symbol: S)
+  : Callback<T> & { [K in S]?: Promise<T> };
+
+export function fromCallback<T>(callback: Callback<T> | undefined)
+  : Callback<T> & { promise?: Promise<T> };
+
+export function fromPromise<T>(promise: Promise<T>, callback: Callback<T> | undefined)
+  : Promise<T> | undefined;
+
+type Callback<T> = (err: Error | null, result: T) => void;