Change to preview language

src/PicView.Avalonia.Win32/PicView.Avalonia.Win32.csproj

@@ -22,6 +22,7 @@
     <Copyright>© Ruben Hyldgaard Negendahl</Copyright>
     <AssemblyName>PicView</AssemblyName>
     <StartupObject>PicView.Avalonia.Win32.Program</StartupObject>
+    <LangVersion>preview</LangVersion>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
     <DebugType>none</DebugType>

src/PicView.Avalonia/PicView.Avalonia.csproj

@@ -2,7 +2,7 @@
   <PropertyGroup>
     <TargetFramework>net9.0</TargetFramework>
     <Nullable>enable</Nullable>
-    <LangVersion>latest</LangVersion>
+    <LangVersion>preview</LangVersion>
     <AvaloniaUseCompiledBindingsByDefault>true</AvaloniaUseCompiledBindingsByDefault>
     <ImplicitUsings>enable</ImplicitUsings>
     <Company>Ruben Hyldgaard Negendahl</Company>

src/PicView.Core/PicView.Core.csproj

@@ -5,6 +5,7 @@
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <PlatformTarget>x64</PlatformTarget>
+    <LangVersion>preview</LangVersion>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">

src/PicView.Windows/PicView.Windows.csproj

@@ -6,6 +6,7 @@
     <Nullable>enable</Nullable>
     <PlatformTarget>x64</PlatformTarget>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+    <LangVersion>preview</LangVersion>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">