umbraco/Umbraco-CMS release-13.12.0-rc on GitHub

What's Changed

Update ImageSharp to latest patch releases by @AndyButland in #20275
Fixed dependency conflicts when installing Microsoft.EntityFrameworkCore.Design (closes #17839) by @lauraneto in #20480
Dependencies: Update dotnet sdk and node development dependency to latest secure version of current major by @AndyButland in #20729

Allow fetching multiple content and media by Guid and Udi by @bjarnef in #15289
Querying extensions: Allow ContentAtRoot() to accept culture by @bjarnef in #20129
Media Picker: Implement paging by @landlogicit in #20202

UX: Fix overflow of umb-editor-header if the description is locked and too long by @rickbutterfield in #20190
Link rendering: Add support for UrlMode parameter in HtmlLocalLinkParser by @rickbutterfield in #20200
Property editors: Ensure values no longer allowed as options in checkbox list configuration are removed from the value, such that they will be removed from the persisted data when saved by @AndyButland in #20208
Prevent RTE being marked as dirty when content contains empty paragraph by @mcl-sz in #20335
Caching: Fixes regression of the caching of null representations for missing dictionary items (closes #20336 for 13) by @AndyButland in #20344
Configuration: Fixed integer overflow in setting MaxRequestBodySize and MultipartBodyLengthLimit by @AndyButland in #20348
Repositories: UserService.GetAllInGroup fix by @piers-taylor-1994 in #20425
Members: Do not convert calculated lockedOutUntil time to UTC by @Migaroez in #17007
Grid (Legacy): Fix for RTE drag and drop issue (closes #16591) by @bhcoder in #20498
Notifications: Populate IncludeDescendants on ContentPublishedNotification when publishing branch by @AndyButland in #20578
Backoffice Caching: Added cache buster for block list stylesheets (closes #20683) by @creativesuspects in #20686

Full Changelog: release-13.11.0...release-13.12.0-rc