Import the project to the IDE of your choosing as a Maven project.
Run the application using mvn spring-boot:run or by running the Application class directly from your IDE.
Open http://localhost:8080/ in your browser.
Vaadin addon: https://vaadin.com/directory/component/leaflet4vaadin/
Leaflet4Vaadin Source: https://github.com/Gubancs/leaflet4vaadin