Add Grpc ProtoBuf support (request-response) (#1047)

* ProtoBuf

* .

* x

* ---

* x

* fx

* ...

* sc

* ...

* .

* groen

* x

* fix tests

* ok!?

* fix tests

* fix tests

* !

* x

* 6

* .

* x

* ivaluematcher

* transformer

* .

* sc

* .

* mapping

* x

* tra

* com

* ...

* .

* .

* .

* AddProtoDefinition

* .

* set

* grpahj

* .

* .

* IdOrText

* ...

* async

* async2

* .

* t

* nuget

* <PackageReference Include="ProtoBufJsonConverter" Version="0.2.0-preview-04" />

* http version

* tests

* .WithHttpVersion("2")

* <PackageReference Include="ProtoBufJsonConverter" Version="0.2.0" />

* HttpVersionParser

src/WireMock.Net/Serialization/ProxyMappingConverter.cs

@@ -41,6 +41,7 @@ internal class ProxyMappingConverter
         var paramMatchers = request?.GetRequestMessageMatchers<RequestMessageParamMatcher>();
         var methodMatcher = request?.GetRequestMessageMatcher<RequestMessageMethodMatcher>();
         var bodyMatcher = request?.GetRequestMessageMatcher<RequestMessageBodyMatcher>();
+        var httpVersionMatcher = request?.GetRequestMessageMatcher<RequestMessageHttpVersionMatcher>();
 
         var newRequest = Request.Create();
 
@@ -70,6 +71,16 @@ internal class ProxyMappingConverter
             newRequest.UsingMethod(requestMessage.Method);
         }
 
+        // HttpVersion
+        if (useDefinedRequestMatchers && httpVersionMatcher?.HttpVersion is not null)
+        {
+            newRequest.WithHttpVersion(httpVersionMatcher.HttpVersion);
+        }
+        else
+        {
+            newRequest.WithHttpVersion(requestMessage.HttpVersion);
+        }
+
         // QueryParams
         if (useDefinedRequestMatchers && paramMatchers is not null)
         {
@@ -188,8 +199,7 @@ internal class ProxyMappingConverter
             webhooks: null,
             useWebhooksFireAndForget: null,
             timeSettings: null,
-            data: mapping?.Data,
-            probability: null
+            data: mapping?.Data
         );
     }
 }