Fixes gh-25691

gh-17424 updated `ValidationBindHandler` so that it would
only look at bound values when validating. This commit updates
`ValidationBindHandler` to use Spring Framework's `BeanPropertyBindingResult`.
This means that for fields that are not bound, JavaBean accessor methods can
be used to get the value to validate.

Fixes gh-25356

* gh-25480:
  Correct javadoc for ON_PARAM

Closes gh-25480

See gh-25480

Closes gh-25593

* gh-25597:
  Fix typos in README

Closes gh-25597

See gh-25597

Closes gh-25586

userDefinedMappingsSecureByDefault in
SampleSessionWebFluxApplicationTests may fail with an NPE if the
session times out before the initial response is sent due to the absence
of a SESSION cookie in the response. The test uses a short session
timeout (2 seconds) and we've seen the problem occur on CI when,
presumably, a noisy neighbour has caused some CPU starvation.

This commit increases the timeout to 5 seconds to reduce the chance of
a short period of CPU starvation causing the test to fail.

Closes gh-25572

Closes gh-25565

Closes gh-25560

See gh-25558

Fixes gh-25551

* pr/25507:
  Polish "Include properties in source merge algorithm"
  Include properties in source merge algorithm

Closes gh-25507

See gh-25507

This commit improves SimpleConfigurationMetadataRepository to include
properties that are contributed to an existing configuration metadata
source.

See gh-25507

* gh-25375:
  Polish "Improve documentaion of Mockito test execution listeners"
  Improve documentaion of Mockito test execution listeners

Closes gh-25375

See gh-25375

See gh-25375

* gh-25486:
  Polish "Make link to Actuator API docs more prominent"
  Make link to Actuator API docs more prominent

Closes gh-25486

See gh-25486

See gh-25486

* gh-25505:
  Polish "Prevent extracting zip entries outside of destination path"
  Prevent extracting zip entries outside of destination path

Closes gh-25505

See gh-25505

See gh-25505

See gh-25457

Closes gh-25457

This commit harmonizes the fallback value that spring-boot:stop goal
should use if no information is available in the current context.

Closes gh-25472

* gh-25457:
  Speed up spring-boot-server-tests

Closes gh-25457

See gh-25457

Closes gh-25460

Previously, actuator endpoints were registered with Jersey upon
injection of the ResourceConfig bean into a registrar class rather than
using a ResourceConfigCustomizer. This was done to fix a problem
when running the Actuator on a separate port where the main application
context's customizers were also applied to the management context,
breaking the singleton contract for those resources. This approach
meant that the registration could be performed at any point after the
ResourceConfig had been created. When Jersey's configured as a Filter
this resulted in the registration failing as the attempt was being made
after the Filter lifecyle callbacks which make the ResourceConfig
immutable.

This commit reworks the endpoint registration to be performed using a
ManagementContextResourceConfigCustomizer, a resource config customizer
that's only applied to the ResourceConfig that's used by the Actuator.
When there's a separate management context, this ResourceConfig is
created by the Actuator's auto-configuration and the management context
resource config customizers are applied to it during its creation. The
main application's customizers are not applied. When the actuator is
using the same context as the main application, this ResourceConfig is
created by the main application. In this case a
ResourceConfigCustomizer is defined that delegates to all
ManagementContextResourceConfigCustomizers, allowing them to register
the actuator endpoints with the main ResourceConfig.

Fixes gh-25262

* gh-25446:
  Split DeploymentIntegrationTests by container
  Rename DeploymentIntegrationTests

Closes gh-25446

Prior to this commit, every test started a new testcontainer. By splitting the
tests apart we can make use of static containers that are only instantiated once
per application (TomEE, Wildfly etc.)

See gh-25446

See gh-25446

* gh-25434:
  Remove spring-boot-smoke-test-jta-jndi

Closes gh-25434

See gh-25434

* gh-25409:
  Enable stricter validation for Gradle plugin

Closes gh-25409

See gh-25409