Execute the below command using Gradle from the project directory:
./gradlew bootRunAlternatively, if you're using Maven, execute the following command from the project directory:
./mvnw spring-boot:runTo test the application, open a web browser and navigate to:
http://localhost:8080

The application will not work at this point, but this can still be considered a marker point before we continue on to the next steps of conversion.
