Many minor fixes to workflow execution algorithms

frontend/src/views/Services.jsx

@@ -1,6 +1,5 @@
 import React, {useState } from 'react';
 
-import ReactGA from 'react-ga';
 import { useNavigate, Link, useParams } from "react-router-dom";
 import {isMobile} from "react-device-detect";
 
@@ -200,4 +199,4 @@ const PaymentField = (props) => {
 		)
 }
 
-export default PaymentField;
+export default PaymentField;