When a payload reaches the Notifications center,
the resulting notification is sent to RabbitMQ.

This API allows to consume notifications from RabbitMQ on JS code,
for example to offer a HTML page with the notifications stream.

References:

• https://developer.mozilla.org/en-US/docs/Web/API/Server-sent_events
• https://maxhalford.github.io/blog/flask-sse-no-deps/

Ref T1682

Test with D2712 as SSE consumer.