* Update doc and banner
* Update banner to match GitHub
* Update older banners too
* Add update_desc to .gitignore
* Update banner for dashboard to match github
* also update html, js, css
* Update dev guide
* Move plugin_examples/ as proxy.plugin
* Update proxy.plugin ref path in readme
* Remove unnecessary port flag
* Remove plugin_examples from github workflows
* dashboard folder is a npm package not python package anymore
* Plugins can now be tried using Docker image