WiFi credentials file for unit tests is now added through a template (#270)

***NO_CI***

Author: josesimoes

tests/WebServerE2ETests/Template/.gitignore

@@ -0,0 +1 @@
+!WiFi.cs

tests/WebServerE2ETests/WebServerE2ETests.nfproj

@@ -73,4 +73,10 @@
       <ProjectConfigurationsDeclaredAsItems />
     </ProjectCapabilities>
   </ProjectExtensions>
+  <Target Name="CopyWiFiTemplate" Condition="!Exists('$(MSBuildProjectDirectory)\WiFi.cs')" BeforeTargets="BeforeBuild">
+	<ItemGroup>
+		<WIFI_TEMPLATE Include="$(MSBuildProjectDirectory)\Template\WiFi.cs"/>
+	</ItemGroup>
+    <Copy SourceFiles="@(WIFI_TEMPLATE)" DestinationFolder="$(MSBuildProjectDirectory)" />
+  </Target>
 </Project>

tests/WebServerE2ETests/WiFi.cs

@@ -0,0 +1,12 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+namespace WebServerE2ETests
+{
+    public partial class Program
+    {
+        private const string Ssid = "yourSSID";
+        private const string Password = "YourPassword";
+
+    }
+}