The Domino REST API not only provides secure access to "jsonified" Domino data,
but also comes with capabilities to ease integration. This enables one to quickly cater to the long tail of applications, giving them a home instead of loosing them to the shadow IT.
Once you know the steps, you can deploy new Single Purpose Applications (I modified the meaning of SPA a little) in no time.
This is a companion discussion topic for the original entry at https://wissel.net/blog/2025/03/deploying-a-spa-to-drapi.html