enable debug rdp connection

appveyor.yml

@@ -13,6 +13,11 @@ skip_tags: true
 image: Visual Studio 2017
 
 # Install pester module and init the Appveyor support.
+
+# Enable RDP connection for debugging
+init:
+  - ps: iex ((new-object net.webclient).DownloadString('https://raw.githubusercontent.com/appveyor/ci/master/scripts/enable-rdp.ps1'))
+
 install:
   - ps: Import-Module .\tools\AppVeyor.psm1
   - ps: Invoke-InstallDependencies -Verbose
@@ -61,3 +66,7 @@ deploy:
 
 after_deploy:
   - ps: Invoke-AppVeyorPSGallery -OnBranch 'master'
+
+# Pause build until `lock` on desktop is deleted.
+on_finish:
+  - ps: $blockRdp = $true; iex ((new-object net.webclient).DownloadString('https://raw.githubusercontent.com/appveyor/ci/master/scripts/enable-rdp.ps1'))