Merge upstream

.github/workflows/dotnetci.yml

@@ -14,7 +14,7 @@ jobs:
     - name: Setup .NET
       uses: actions/setup-dotnet@v1
       with:
-        dotnet-version: 6.0.*
+        dotnet-version: 8.0.*
     - name: Restore dependencies
       run: dotnet restore
     - name: Build

BUILDING.md

@@ -1,10 +1,26 @@
+# git clone
+
+get or update source from git
+
+ `git clone git://opensimulator.org/git/opensim`
+
+
+
 # Building on Windows
 
 ## Requirements
   For building under Windows, the following is required:
   * [Microsoft DotNet 6.0](https://dotnet.microsoft.com/en-us/download), version 6.0 or later. 
 
-  dotnet 6.0 is the LTS version and is recommended.
+  dotnet 8.0 is the LTS version and is recommended.
+  To building under Windows, the following is required:
+
+  * [dotnet 8.0 SDK](https://dotnet.microsoft.com/en-us/download/dotnet/8.0)
+
+optionally also
+
+  * [Visual Studio .NET](https://visualstudio.microsoft.com/vs/features/net-development/), version 2022 or later
+
 
 ### Building
  Prebuild is no longer used.  There is a top level Solution (sln) and csproj files for each
@@ -18,7 +34,10 @@ Either command will do a NuGet restore (dotnet restore) to restore any required
 kicking off a build using a current version of msbuild.  The Csproj and SLN files are all designed to use the new
 format for Msbuild which is simplified and really directly replaces what prebuild provided.
 
-Load the generated OpenSim.sln into Visual Studio .NET and build the solution.
+run 
+  `compile.bat`
+
+Or load the generated OpenSim.sln into Visual Studio or Visual Studio Code and build the solution.
 
 Configure, see below
 
@@ -28,10 +47,14 @@ The resulting build will be generated to ./build/{Debug|Release}/
 
 ## Requirements
 
- *	[Mono > 5.0](https://www.mono-project.com/download/stable/#download-lin)
- *	On some Linux distributions you may need to install additional packages.
- * [Microsoft DotNet 6.0](https://dotnet.microsoft.com/en-us/download), version 6.0 or later. 
-  dotnet 6.0 is the LTS version and is recommended.
+ * [dotnet 8.0 SDK](https://dotnet.microsoft.com/en-us/download/dotnet/8.0)
+ * libgdiplus 
+
+ if you have mono 6.x complete, you already have libgdiplus, otherwise you need to install it
+ using a package manager for your operating system, like apt, brew, macports, etc
+ for example on debian:
+
+ `apt-get update && apt-get install -y apt-utils libgdiplus libc6-dev`
 
 ### Building
  Prebuild is no longer used.  There is a top level Solution (sln) and csproj files for each

Directory.Build.props

@@ -1,6 +1,10 @@
 <Project>
   <PropertyGroup>
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
+    <ImplicitUsings>disable</ImplicitUsings>
+    <Nullable>disable</Nullable>
+    <GenerateDependencyFile>false</GenerateDependencyFile>
+    <EnableUnsafeBinaryFormatterSerialization>true</EnableUnsafeBinaryFormatterSerialization>
     <MSBuildProjectExtensionsPath>$(SolutionDir)\obj\$(Configuration)\$(MSBuildProjectName)\</MSBuildProjectExtensionsPath>
     <IntermediateOutputPath>$(SolutionDir)\obj\$(Configuration)\$(MSBuildProjectName)\</IntermediateOutputPath>
     <OutputPath>$(SolutionDir)\build\$(Configuration)\$(AssemblyName)\</OutputPath>