a bug in the transforming informer during the Resync operation, 
  by making the transforming function idempotent. ([#124352](https://github.com/kubernetes/kubernetes/pull/124352), [@wojtek-t](https://github.com/wojtek-t)) [SIG API Machinery and Scheduling]

- Removed scheduler names from preemption event messages. ([#114980](https://github.com/kubernetes/kubernetes/pull/114980), [@mimowo](https://github.com/mimowo))

- Fully remove Po...

   ([#123520](https://github.com/kubernetes/kubernetes/pull/123520), [@haircommander](https://github.com/haircommander))
- Informers now supports adding Indexers after the informer starts.
   ([#117046](https://github.com/kubernetes/kubernetes/pull/117046), [@howardjohn](https://github.com/howardjohn))
- Printed more information when `kubectl describe` a `VolumeAttributesClass`.

### Bug or Regression

# Webhooks OpenAPI

Existem situações onde você deseja informar os **usuários** da sua API que a sua aplicação pode chamar a aplicação *deles* (enviando uma requisição) com alguns dados, normalmente para **notificar** algum tipo de **evento**.

Isso significa que no lugar do processo normal de seus usuários enviarem requisições para a sua API, é a **sua API** (ou sua aplicação) que poderia **enviar requisições para o sistema deles** (para a API deles, a aplicação deles).

                                    + "but not for non maven-plugin projects. "
                                    + "For such purposes you should use the maven-enforcer-plugin. "
                                    + "See https://maven.apache.org/enforcer/enforcer-rules/requireMavenVersion.html",
                            mavenProject.getId());
                }
            }
        }
    }

    /**

   * collection is empty, but we'd still like to test removeAll(null) when we
   * can. We split the test into empty and non-empty cases. This allows us to
   * suppress only the former.
   */

  @CollectionFeature.Require(SUPPORTS_REMOVE)
  @CollectionSize.Require(ZERO)
  public void testRemoveAll_nullCollectionReferenceEmptySubject() {
    try {
      collection.removeAll(null);

        <excludes>
          <exclude>**/*.java</exclude>
        </excludes>
      </testResource>
    </testResources>
    <plugins>
      <plugin>
        <artifactId>maven-enforcer-plugin</artifactId>
        <executions>
          <execution>
            <id>enforce-versions</id>
            <goals>
              <goal>enforce</goal>
            </goals>
            <configuration>

        <excludes>
          <exclude>**/*.java</exclude>
        </excludes>
      </testResource>
    </testResources>
    <plugins>
      <plugin>
        <artifactId>maven-enforcer-plugin</artifactId>
        <executions>
          <execution>
            <id>enforce-versions</id>
            <goals>
              <goal>enforce</goal>
            </goals>
            <configuration>