16.0.0-alpha.0

Breaking

• Deprecate NodeJS 12 since it's out of LTS since April 30, 2022 @sneridagh
• Move all cypress actions to the main Makefile, providing better meaningful names. Remove them from package.json script section. @sneridagh

Feature

• added default placeholder for videos to embed them more lightly @giuliaghisini

Bugfix

• Fix Search page visit crashes /contents view @dobri1408
• Fix sidebar full size bottom opacity on edit page when sidebar is collapsed @ichim-david
• Fix toolbar bottom opacity on edit page when toolbar is collapsed @ichim-david
• Fix content view regression, height issue @danielamormocea
• Fixed secure cookie option. @giuliaghisini
• Changed addon order in addon controlpanel to mimic Classic UI @erral
• Fixed error when loading content in a language for which a Volto translation is not available. @davisagli
• Fix for clipped dropdown menus when the table has few or no records in Contents view @mihaislobozeanu

Internal

• Improve Cypress integration, using Cypress official Github Action. Improve some flaky tests that showed up, and were known as problematic. Refactor and rename all the Github actions giving them meaningful names, and group them by type. Enable Cypress Dashboard for Volto. @sneridagh
• Stop using xmlrpc library for issuing the setup/teardown in core, use a cy.request instead. @sneridagh
• Added Cypress environment variables for adjusting the backend URL of commands @JeffersonBledsoe #3271

Documentation

• Move Cypress documentation from README.md to the docs. Improve the docs with the new Makefile commands.
• Improve English grammar and syntax in backend docs. @stevepiercy
• Fix JSX syntax highlighting. Remove duplicate heading. @stevepiercy