Create WireMock.Net.MimePart project (#1300)

* Create WireMock.Net.MimePart project

* .

* REFACTOR

* ILRepack

* --

* ...

* x

* x

* .

* fix

* public class MimePartMatcher

* shared

* min

* .

* <!--<DelaySign>true</DelaySign>-->

* Update README.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

src/WireMock.Net.Minimal/IMappingBuilder.cs

@@ -0,0 +1,62 @@
+// Copyright © WireMock.Net
+
+using System;
+using WireMock.Admin.Mappings;
+using WireMock.Matchers.Request;
+using WireMock.Server;
+using WireMock.Types;
+
+namespace WireMock;
+
+/// <summary>
+/// IMappingBuilder
+/// </summary>
+public interface IMappingBuilder
+{
+    /// <summary>
+    /// The given.
+    /// </summary>
+    /// <param name="requestMatcher">The request matcher.</param>
+    /// <param name="saveToFile">Optional boolean to indicate if this mapping should be saved as static mapping file.</param>
+    /// <returns>The <see cref="IRespondWithAProvider"/>.</returns>
+    IRespondWithAProvider Given(IRequestMatcher requestMatcher, bool saveToFile = false);
+
+    /// <summary>
+    /// Gets all the mappings as a list.
+    /// </summary>
+    /// <returns>A list from <see cref="MappingModel"/>s.</returns>
+    MappingModel[] GetMappings();
+
+    /// <summary>
+    /// Convert all mappings to JSON.
+    /// </summary>
+    /// <returns>JSON</returns>
+    string ToJson();
+
+    /// <summary>
+    /// Save all mappings as a single JSON to a file.
+    /// </summary>
+    /// <param name="path">The file to write to.</param>
+    void SaveMappingsToFile(string path);
+
+    /// <summary>
+    /// Save all mappings as multiple JSON files (each file is 1 mapping).
+    /// </summary>
+    /// <param name="folder">The folder to write the files to.</param>
+    void SaveMappingsToFolder(string folder);
+
+    /// <summary>
+    /// Get the C# code for a mapping.
+    /// </summary>
+    /// <param name="guid">The Mapping Guid.</param>
+    /// <param name="converterType">The <see cref="MappingConverterType"/></param>
+    /// <returns>C# code (null in case the mapping is not found)</returns>
+    string? ToCSharpCode(Guid guid, MappingConverterType converterType);
+
+    /// <summary>
+    /// Get the C# code for all mappings.
+    /// </summary>
+    /// <param name="converterType">The <see cref="MappingConverterType"/></param>
+    /// <returns>C# code</returns>
+    public string ToCSharpCode(MappingConverterType converterType);
+}