fix(*): separate job execution code from main SASjs class

src/job-execution/JobExecutor.ts

@@ -0,0 +1,17 @@
+import { SASjsRequest } from '../types'
+
+export type ExecuteFunction = () => Promise<any>
+
+export interface JobExecutor {
+  execute: (
+    sasJob: string,
+    data: any,
+    config: any,
+    loginRequiredCallback?: any,
+    accessToken?: string
+  ) => Promise<any>
+  waitingRequests: ExecuteFunction[]
+  resendWaitingRequests: () => Promise<void>
+  getRequests: () => SASjsRequest[]
+  clearRequests: () => void
+}