* update extensions documentation
* update routing structure overview examples so that devs are not confused on how to setup proper routing for an extension
* update routing docs
* address pr comments
* update all references to shell 2.0.0 to 2.0.1
* update known issues page in docusaurus
* Update docusaurus/docs/extensions/rancher-2.9-support.md
Co-authored-by: Richard Cox <18697775+richard-cox@users.noreply.github.com>
* Update docusaurus/docs/extensions/rancher-2.9-support.md
Co-authored-by: Richard Cox <18697775+richard-cox@users.noreply.github.com>
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Co-authored-by: Richard Cox <18697775+richard-cox@users.noreply.github.com>