* Fix pods failing to start when subPath is a dangling symlink from kubelet point of view, which can happen if it is running inside a container ([#48555](https://github.com/kubernetes/kubernetes/pull/48555), [@redbaron](https://github.com/redbaron))

- Added a path `/header?key=` to `agnhost netexec` allowing one to view what the header value is of the incoming request.

  Ex:
  ```
  $ curl -H "X-Forwarded-For: something" 172.17.0.2:8080/header?key=X-Forwarded-For
  something
  ```

tells the user that there is no warranty for the work (except to the
extent that warranties are provided), that licensees may convey the
work under this License, and how to view a copy of this License.  If
the interface presents a list of user commands or options, such as a
menu, a prominent item in the list meets this criterion.

  1. Source Code.

- Pod spread constraints have been added in alpha. You can use these constraints to control how Pods are...

}\n\n  .modal-body {\n    overflow-y: auto;\n  }\n}\n\n.modal-dialog-centered {\n  display: flex;\n  align-items: center;\n  min-height: subtract(100%, $modal-dialog-margin * 2);\n\n  // Ensure `modal-dialog-centered` extends the full height of the view (IE10/11)\n  &::before {\n    display: block; // IE10\n    height: subtract(100vh, $modal-dialog-margin * 2);\n    height: min-content; // Reset height to 0 except on IE\n    content: \"\";\n  }\n\n  // Ensure `.modal-body` shows scrollbar (IE10/11)\n...

}\n\n  .modal-body {\n    overflow-y: auto;\n  }\n}\n\n.modal-dialog-centered {\n  display: flex;\n  align-items: center;\n  min-height: subtract(100%, $modal-dialog-margin * 2);\n\n  // Ensure `modal-dialog-centered` extends the full height of the view (IE10/11)\n  &::before {\n    display: block; // IE10\n    height: subtract(100vh, $modal-dialog-margin * 2);\n    height: min-content; // Reset height to 0 except on IE\n    content: \"\";\n  }\n\n  // Ensure `.modal-body` shows scrollbar (IE10/11)\n...