intellij-plugin/features/ai-error-explanation/resources/ai-error-explanation.xml

<idea-plugin>
  <resource-bundle>messages.EduAIErrorExplanationBundle</resource-bundle>

  <extensions defaultExtensionNs="Educational">
    <checkListener implementation="com.jetbrains.edu.ai.error.explanation.listener.ErrorExplanationCheckListener"/>
  </extensions>

  <extensions defaultExtensionNs="com.intellij">
    <postStartupActivity implementation="com.jetbrains.edu.ai.error.explanation.ErrorExplanationProjectActivity"/>
    <!--suppress PluginXmlValidity -->
    <experimentalFeature id="edu.learning.ai.error.explanation" percentOfUsers="100" internalFeature="true">
      <description>Enables error explanation</description>
    </experimentalFeature>
  </extensions>
</idea-plugin>