feat: add Microsoft.CodeAnalysis.CSharp package and improve source normalization in generator context

Author: tg123

Directory.Packages.props

@@ -36,6 +36,7 @@
     <PackageVersion Include="Autofac" Version="8.2.1" />
     <PackageVersion Include="CaseExtensions" Version="1.1.0" />
     <PackageVersion Include="Microsoft.CodeAnalysis.Common" Version="4.13.0" />
+    <PackageVersion Include="Microsoft.CodeAnalysis.CSharp" Version="4.13.0" />
     <PackageVersion Include="Namotion.Reflection" Version="3.3.0" />
     <PackageVersion Include="Newtonsoft.Json" Version="13.0.3" />
     <PackageVersion Include="NJsonSchema" Version="11.2.0" />

src/LibKubernetesGenerator/GeneratorExecutionContextExt.cs

@@ -1,5 +1,6 @@
 using Microsoft.CodeAnalysis;
 using Microsoft.CodeAnalysis.Text;
+using Microsoft.CodeAnalysis.CSharp;
 using Scriban;
 using Scriban.Runtime;
 using System.Text;
@@ -19,7 +20,10 @@ public static void RenderToContext(this IncrementalGeneratorPostInitializationCo
         {
             var template = Template.Parse(EmbedResource.GetResource(templatefile));
             var generated = template.Render(tc);
-            context.AddSource(generatedfile, SourceText.From(generated, Encoding.UTF8));
+
+            var syntaxTree = CSharpSyntaxTree.ParseText(generated);
+            var normalized = syntaxTree.GetRoot().NormalizeWhitespace().ToFullString();
+            context.AddSource(generatedfile, SourceText.From(normalized, Encoding.UTF8));
         }
     }
 }

src/LibKubernetesGenerator/LibKubernetesGenerator.target

@@ -13,6 +13,7 @@
 
     <ItemGroup>
         <PackageReference Include="Microsoft.CodeAnalysis.Common" PrivateAssets="all" />
+        <PackageReference Include="Microsoft.CodeAnalysis.CSharp" PrivateAssets="all" />
     </ItemGroup>
 
     <ItemGroup>