Laravel v6.6.0 is released in 2019/11/26, here are the changes we`ve merged into this release.

Added

Allowed explicit Model definitions in database rules (#30653, 9beceac)

Allowed ResponseFactory::view() to return first view (#30651)

to return first view (#30651) Added Foundation\Testing\Concerns\InteractsWithDatabase::assertDeleted() method (#30648)

method (#30648) Added Illuminate\Routing\Router::head() (#30646)

(#30646) Added wherePivotNotIn() and orWherePivotNotIn() methods to BelongsToMany (#30671)

and methods to (#30671) Added options in SqlServerConnector to encrypt data with Azure Key vault (#30636)

Fixed

Fixed errors in Illuminate\Http\Testing\FileFactory::create() (#30632)

(#30632) Fixed routing bug that causes missing parameters to be ignored (#30659)

Changed

Updated error message in PhpRedisConnector::createClient() if redis extension is not loaded (#30673, 184a0f4)

if redis extension is not loaded (#30673, 184a0f4) Updated windows_os() helper to use PHP_OS_FAMILY (#30660)

GitHub: https://github.com/laravel/framework/releases/tag/v6.6.0