Brian Clozel 676e1809fb Add startup Actuator endpoint
This commit builds on top of gh-22603 and exposes data collected by the
`BufferingApplicationStartup` on a dedicated `"/startup"` Actuator
endpoint.

Closes gh-23213
2020-09-07 18:04:48 +02:00
..
2020-09-07 18:04:48 +02:00
2020-08-11 13:40:21 +02:00