- Create PostPublished mail + maizzle template for success notifications
- Add PostPublished type to Notification enum
- Notify owner on publish success (email + in-app via SendNotification job)
- Rename AppSidebarHeader to AppHeader with left/right slots
- Fix layout: header fixed, content scrolls (flex h-screen pattern)
- Fix fullWidth pages (calendar, editor) to fill available height
- Fix NotificationBell icon size to match sidebar items
- Fix SocialAccountsGrid buttons to use shadcn Button ghost
- Add pending status i18n key for PostPlatform
All 745 tests passing.
