Create WireMock.Net.ProtoBuf project (#1350)

* Create WireMock.Net.ProtoBuf project

* ok

* Update Directory.Build.props

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

---------

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

src/WireMock.Net.Shared/Settings/WebProxySettings.cs

@@ -0,0 +1,29 @@
+// Copyright © WireMock.Net
+
+using JetBrains.Annotations;
+
+namespace WireMock.Settings;
+
+/// <summary>
+/// WebProxySettings
+/// </summary>
+public class WebProxySettings
+{
+    /// <summary>
+    /// A string instance that contains the address of the proxy server.
+    /// </summary>
+    [PublicAPI]
+    public string Address { get; set; } = null!;
+
+    /// <summary>
+    /// The username associated with the credentials.
+    /// </summary>
+    [PublicAPI]
+    public string? UserName { get; set; }
+
+    /// <summary>
+    /// The password for the username associated with the credentials.
+    /// </summary>
+    [PublicAPI]
+    public string? Password { get; set; }
+}