NLog 6.0.0-rc4

NLog v6.0 RC3 with the following major changes: - Support AOT builds without build warnings. - New FileTarget without ConcurrentWrites support, but still support KeepFileOpen true / false. - Moved old FileTarget into the new nuget-package NLog.Targets.ConcurrentFile. - Created new nuget-package NLog.Targets.AtomicFile that supports ConcurrentWrites for NET8 on both Windows / Linux. - Created new nuget-package NLog.Targets.GZipFile that uses GZipStream for writing directly to compressed files. - Moved MailTarget into the new nuget-package NLog.Targets.Mail. - Moved NetworkTarget into the new nuget-package NLog.Targets.Network. - New GelfTarget introduced for the new nuget-package NLog.Targets.Network. - New SyslogTarget introduced for the new nuget-package NLog.Targets.Network. - Moved TraceTarget and NLogTraceListener into the new nuget-package NLog.Targets.Trace. - Moved WebServiceTarget into the new nuget-package NLog.Targets.WebService - Removed dependency on System.Text.RegularExpressions and introduced new nuget-package NLog.RegEx. - Removed dependency on System.Xml.XmlReader by implementing own internal basic XML-Parser. - Updated NLog API with Nullable-support and introduced Layout.Empty - Marked [RequiredParameter] as obsolete, and replaced with explicit option validation during initialization. - Marked LogEventInfo.SequenceID and ${sequenceid} as obsolete, and instead use ${counter:sequence=global}. - Added support for params ReadOnlySpan when using C# 13 - Prioritize generic Logger-methods by marking legacy methods with [OverloadResolutionPriority(-1)] when using C# 13 - Skip LogEventInfo.Parameters-array-allocation when unable to defer message-template formatting. - Renamed ChainsawTarget to Log4JXmlTarget to match Log4JXmlEventLayout - Updated NLog.Schema to include intellisense for multiple NLog-assemblies. - Fixed NLog XmlParser to support XML comments within XML processing instructions. - NLog.Targets.Network now also supports NET35. - Updated structs to be readonly to allow compiler optimizations. - Updated interface ILoggingConfigurationElement to support nullable Values. - Updated all projects to include <IsAotCompatible> - Optimized ConsoleTarget to not use Console.WriteLine, and introduced option ForceWriteLine - Added new LogEventInfo constructor that supports ReadOnlySpan - Updated NLog.Schema nuget-package to include targets-file to copy NLog.xsd to project-folder. - Improved configuration-file loading to advise about NLog nuget-packages for missing types. - Log4JXmlEventLayout - Fixed IncludeEmptyValue for Parameters. - Log4JXmlEventLayout - Enforce MaxRecursionLimit = 0 - RegisterObjectTransformation to preserve public properties - DatabaseTarget with support for AOT (@JohnVerheij) - DatabaseTarget only assign ConnectionString when specified (@JohnVerheij) NLog v6.0 release notes: https://nlog-project.org/2025/04/29/nlog-6-0-major-changes.html Full changelog: https://github.com/NLog/NLog/releases For all config options and platform support, check https://nlog-project.org/config/