* Prototype standalone mode with mix
* Move runtime initialization into separate LiveViews
* Make standalone node initialization async
* Refactor async node initialization
* Automatically scroll to the bottom of output
* Refactor streaming output
* Move MessageEmitter under Utils
* Add path selector to the mix runtime picker
* Update runtime descriptions
* Add successful or error message at the end of output
* Run formatter
* Rename Standalone to ElixirStandalone for consistency
* Show only directories when looking for a mix project
* Update docs
* Extract shared standalone logic
* Make the remote primary process monitor Manager instead of session
* Further refactoring and docs
* Add tests for collectable Callback
* Add missing macro doc
* Apply review suggestions
* Decouple sending asynchronous notifications from the runtime initialization
* Apply suggestions
