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.Shared/Exceptions/WireMockException.cs

@@ -0,0 +1,36 @@
+// Copyright © WireMock.Net
+
+using System;
+
+namespace WireMock.Exceptions;
+
+/// <summary>
+/// WireMockException
+/// </summary>
+/// <seealso cref="Exception" />
+public class WireMockException : Exception
+{
+    /// <summary>
+    /// Initializes a new instance of the <see cref="WireMockException"/> class.
+    /// </summary>
+    public WireMockException()
+    {
+    }
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="WireMockException"/> class.
+    /// </summary>
+    /// <param name="message">The message that describes the error.</param>
+    public WireMockException(string message) : base(message)
+    {
+    }
+
+    /// <summary>
+    /// Initializes a new instance of the <see cref="WireMockException"/> class.
+    /// </summary>
+    /// <param name="message">The message.</param>
+    /// <param name="inner">The inner.</param>
+    public WireMockException(string message, Exception inner) : base(message, inner)
+    {
+    }
+}