<magic priority="50">
      <match value="AutoCAD Binary DXF\r\n0x1A00" type="string" offset="0"/>
    </magic>
  </mime-type>
  <mime-type type="image/vnd.dxf;format=ascii">
    <sub-class-of type="image/vnd.dxf"/>
    <_comment>AutoCAD DXF in ASCII Text form</_comment>
    <magic priority="50">
      <!-- Variable number of spaces or possibly creator tool before the code groups -->

- Added a alpha feature, behind the `RelaxedEnvironmentVariableValidation` feature gate.
  When that gate is enabled, Kubernetes allows almost all printable ASCII characters to be used in the names
  of environment variables for containers in Pods. ([#123385](https://github.com/kubernetes/kubernetes/pull/123385), [@HirazawaUi](https://github.com/HirazawaUi))