At the end of this article, you will know how to create a workflow app, based on a Google Form that send an email to be approved or deny including logging of who is approving or denying with Apps Script.
Great post from Jérémy Dessalines who has put together this tutorial for a custom workflow using a Apps Script Web App. The post covers triggers, the publication process and how to generate a unique ID and includes some great tips at the end.
Source: Create a simple Approval process via Email with Google Form and Google Apps Script (Web Apps…
Member of Google Developers Experts Program for Google Workspace (Google Apps Script) and interested in supporting Google Workspace Devs.