You do not need to go through these guys Google provides access to the URL to use the sheet as a database and also allows you to deploy Javascript and even host

You do not need to go through these guys Google provides access to the URL to use the sheet as a database and also allows you to deploy Javascript and even host the site with AppScript (example https://script.google.com/macros/s/AKfycbzYt_aXBdQlnMM7idlVDiOihiUQC9l9VsmuA3Qg-AI6PPpExvXWbhVL66lMjvC-vpY/exec https://script.google.com/macros/s/AKfycbzYt_aXBdQlnMM7idlVD... )