18.1-rc-1

• [**] Added a time selection feature to Blogging Reminders: users can now choose at what time they will receive the reminders [#15128]
• [**] Block editor: Embed block: Add "Resize for smaller devices" setting. [https://github.com/wordpress-mobile/gutenberg-mobile/pull/3753]
• [***] Weekly Roundup: users will receive a weekly notification that presents a summary of the activity on their most used sites [#15195]