#24109 Build: Opt in to .NET 11 runtime async

#23906 Document Blueprints: Scope blueprint management per user group and user

#23905 Document Blueprints: Move from the Settings section to the Library section

#23484 Authentication: Cookie-based authentication for the backoffice

#22448 Global Elements: Reusable Content of Blocks

#24022 Permissions: Add explicit group level permissions to edit culture invariant (shared) properties for culture variant content

#24015 Code Tidy: Remove obsolete code and action TODOs scheduled for Umbraco 19

#23984 Migrations: Honour pre-fetched column information in AsyncMigrationBase column helpers

#23955 Dependencies: Update to .NET 11 RC 1

#23908 Document Blueprints: Constrain which document types a blueprint may be created for

#23853 Property Editors: Remove configuration-driven typed models and deprecate the Multi Node Tree Picker

#23849 Property Value Converters: Shadow default converters instead of removing or excluding them

#23834 Database: Remove the connect-timeout fallback for the command timeout

#23756 ModelsBuilder: Default to a models mode that needs no optional package

#23698 Auth: Reuse the backoffice auth cookie to authorize preview

#23634 Partial View: entry point 'Umb.EntryPoint.Partial View' renamed to 'Umb.EntryPoint.PartialView'

#23616 Auth: Leverage the default backoffice auth cookie to view trashed media

#23334 Imaging: Upgrade ImageSharp to v4 (keep v2 as a supported option)

#23195 Tiptap RTE: Adds support for Reusable Content of Blocks

#23060 Variation: Rethink the segment model

#22790 Elements: Contextualize variant blocks rendering for invariant content

#22427 Developer Experience: Reorganize `launchSettings.json` profiles section

#24042 Password reset: Show a friendly message when the reset email cannot be sent

#24020 Entity refs: Abstract shared entity frame into `UmbEntityItemRefFrameMixin`

#23998 Entity Actions: Mark core action sections with separatorBefore

#23973 Members: Add `entityItemRef` for Member Group picker

#23972 Pickers: Show `umb-entity-frame border` on selected referenced items

#23907 Document Blueprints: Choose a destination folder when creating a blueprint from a document

#23874 Icons: add custom unlink icon + general icons update

#23872 Tiptap RTE: Show a name label and reference icon on Block entries

#23808 Extend frontend timer on http requests

#23665 Documents: Inform the user when publishing references unpublished Elements

#23625 Relations: Reference awareness for trash, delete, and publish flows

#23267 Block Editors: Hide "Transfer to Library" action when not allowed

#23186 Block Editors: Inline Editing mode, use workspace modal for Library Elements

#24152 Password reset: Report an unconfigured application URL before the user lookup and always apply the minimum response time

#24120 Authentication: Let Management API endpoints decide their no-auth handling

#23791 Auth: Refresh the backoffice session on activity

#24144 Block Editors: Make Single Block and Block Editor interchangeable

#24117 Property added to a composition reads as empty on composing document types until restart (ModelsMode Nothing)

Fixed in #24126 Content Types: Refresh composing types when a property is added to a composition (closes #24117)

#24056 Block Grid: Keep column span of external content blocks on load

#24027 Not all Umbraco User Groups are consistently available when adding via User

Fixed in #24136 User Groups: Page through all User Groups in the picker rather than stopping at the first 100 (closes #24027)

#24005 Search: Export an alias constant for the index provider name condition

#23990 Search: Actually index variant blocklist

#23989 Search: Merge values from different content indexers

#23911 Search: further restructure of search projects in core

#23902 Routes from Public Access are not correct

Fixed in #24135 Public Access: Link member groups from the dialog and stop single-item pickers from being sortable (closes #23902)

#23871 Block Editors: Derive exposed/published state on the shared block entry context

#23851 Windows Authentication prevents Umbraco Backoffice login when windowsAuthentication: true and anonymousAuthentication: false

#23830 Search: Implement indexing of reusable blocks

#23783 Some Tests Fail on SqlServer

Fixed in #23800 Search: Fix culture-dependent decimal facet parsing and integration tests failing on SQL Server (closes #23783)

#23769 Search: Deffered index build

#23609 Debug mode value in CMS > Settings > Profiling is not coming from appsettings

Fixed in #23646 Profiling: Read debug mode from the server rather than hardcoding it (closes #23609)

#23436 Block Editors: Batch-fetch Element Library references

#23375 Scheduled Publishing: Schedule all selected languages at once

#23271 Search: Index external block elements and reindex referencing documents on element change