The nr-forest-client is a node.js application built with Vue.js in typescript as frontend, Spring boot java as backend, postgres and oracle for database, integrated with the greenfield-template to automate the process for testing, security scanning, code quality checking, image building and deploying.
The frontend is built in Vue3 composition api, more info here
The backend is built in Java 17 using Spring Boot 3. It is composed of multiple components, more info about the backend here, the legacy part that handles oracle connections and the processor that handles the submission processing part.
For more info about the email templates, click here
For automated end-to-end tests with cypress you can check here. This is used to validate user journeys and some other cases.