Добавил COM компонент

MarkdigMarkdownProcessorCom/MarkdigMarkdownProcessor.cs

@@ -4,6 +4,8 @@
 using System.Text;
 using System.Threading.Tasks;
 using System.Runtime.InteropServices;
+using System.IO;
+using System.Reflection;
 using Markdig;
 
 namespace MarkdigMarkdownProcessorCom
@@ -40,6 +42,7 @@ public MarkdigMarkdownProcessor()
         public string GetHtmlFromMarkdown(string markdown)
         {
             return Markdown.ToHtml(markdown, _pipeline);
+            //return "";
         }
 
         /// <summary>
@@ -54,6 +57,7 @@ public void ConfigureExtensions(string extensions = null)
         public string GetStringFromMarkdown(string markdown)
         {
             return Markdown.ToPlainText(markdown, _pipeline);
+            //return "";
         }
     }
 }

MarkdigMarkdownProcessorCom/MarkdigMarkdownProcessorCom.csproj

@@ -29,6 +29,7 @@
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
     <RegisterForComInterop>true</RegisterForComInterop>
+    <PlatformTarget>AnyCPU</PlatformTarget>
   </PropertyGroup>
   <PropertyGroup>
     <SignAssembly>true</SignAssembly>
@@ -37,8 +38,9 @@
     <AssemblyOriginatorKeyFile>Markdig_COM_Key.snk</AssemblyOriginatorKeyFile>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="Markdig, Version=0.14.9.0, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\Markdig.0.14.9\lib\net40\Markdig.dll</HintPath>
+    <Reference Include="Markdig">
+      <HintPath>.\Markdig.dll</HintPath>
+      <Private>True</Private>
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />
@@ -55,7 +57,11 @@
   </ItemGroup>
   <ItemGroup>
     <None Include="Markdig_COM_Key.snk" />
-    <None Include="packages.config" />
+  </ItemGroup>
+  <ItemGroup>
+    <Content Include="Markdig.dll">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </Content>
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
 </Project>