Fix disabled dropdown items to appear disabled (regression in 2.264).
(issue 65021)
Improve support for update site-defined setup wizard suggestions.
(issue 65172)
Add a "CI" environment variable, always set to "true" as in most other CI solutions.
Note that the presence of this variable may change behavior of some of the tools used in your pipelines.
(issue 36707)
Support 'min' and 'max' values in field definitions of forms.
(issue 63855)
Add administrative monitors recommending no executors are configured on the controller.
(pull 5337)
Add a Jenkins User-Agent header to outgoing HTTP requests by default.
Use jenkins.UserAgentURLConnectionDecorator.disabled to disable it if needed.
(pull 5368)