* Add embedded runtime for evaluating code in the Livebook VM
* Update lib/livebook_web/live/session_live/embedded_live.ex
Co-authored-by: José Valim <jose.valim@dashbit.co>
* Use standard error proxy globally in the Livebook node
* Add configuration env variable for setting the default runtime
* Increase evaluation response assertion timeouts
Co-authored-by: José Valim <jose.valim@dashbit.co>
* Force menu items into a single line
* Add shortcut for saving the notebook
* Make the disk icon always show file dialog
* Split runtime and file settings into separate modals
* Add ctrl+s to the shortcuts list
* Add togglable menu to the session page
* Make sure newly saved file appears in the file selector
* Fix path seletor force reloading
* Remove notebook generated in tests
* Add test for file list refresh after save
* Update cell actions
* Add new focus indicator
* Update headings typography
* Update cell actions and insert buttons
* Add sidebar menu
* Add settings modal
* Update homepage
* Update settings dialog
* Rename classes
* Add floating menu
* Update icon colors on hover
* Fix homepage tests
* Format assets source
* Update monaco editor
* Fix editor width on resize
* Add more padding to the notebook content
* Update settings dialog title
* Show reevaluate button when the cell is in evaluated state
* Show section actions on focus or hover only
* Pre-fill runtime selector with the current configuration
* Ignore cmd + enter in Markdown cells
