To start type: ./build.sh This will build app and return its port as response.
After that, you can try:
Add user: http://{ip}:{port}/db/?action=Add&name=Name&email=test@yandex.ru
List users: http://{ip}:{port}/db/?action=List
Update user: http://{ip}:{port}/db/?action=Update&name=Name2&email=test2@yandex.ru&id=1
Delete user: http://{ip}:{port}/db/?action=Delete&id=1