Base URL of topology server: <server:port>/topology/*

Configuration for startup is ENV TOPOURL

• if TOPOURL is "empty"/not configured response code: 404
• pointing to the URL of the service

Further behaviour:

• If service crashes the response code is: 5xx
• If service is not available at startup, nginx does not start.

Configuration is available for

• "sdnc-web-image"
• "sdnc-image"