Azure App Service is a service used to create and deploy scalable, mission-critical web apps.
Hi @JS-8135,
Thanks for the question. if I understand correctly you want to connect you web application to a JS frontend? are you using Linux or windows?
Your Node.js app needs to listen to the right port to receive incoming requests. Please check out links that can help with your scenario:
https://learn.microsoft.com/en-us/azure/app-service/configure-language-nodejs?pivots=platform-linux#get-port-number
https://learn.microsoft.com/en-us/answers/questions/204366/azure-app-serivice-nodejs-proxy-403.html
https://stackoverflow.com/questions/73307644/azure-connect-proxy-frontend-react-to-backend-express-node-js
Best,
Grace