Appveyor config

Author: jwittner

README.md

@@ -2,6 +2,12 @@
 
 This PowerShell module contains cmdlets to query installed instances of Unity3D and easily launch the Unity Editor for the correct instances for Unity projects.
 
+## Builds
+[![Build status](https://ci.appveyor.com/api/projects/status/m7ykg9s8gw23fn6h?svg=true)](https://ci.appveyor.com/project/jwittner/unitysetup-powershell)
+
+The `master` branch is automatically built and deployed to the [PowerShell Gallery](https://www.powershellgallery.com/packages/UnitySetup).
+
+
 ## Installation
 
 ```powershell

appveyor.yml

@@ -0,0 +1,18 @@
+version: '{build}'
+pull_requests:
+  do_not_increment_build_number: true
+branches:
+  only:
+  - master
+environment:
+  NugetAPIKey:
+    secure: zvkaZiaBXVko+3ZzuSb7W6DTUJmHX98XgEhKs28SnGD+4TM3gzhPxVnNWSmBhXEx
+install:
+- ps: >-
+    Install-PackageProvider -Name NuGet -Force | Out-Null
+
+    Install-Module PowerShellGet -Scope CurrentUser -Force
+build_script:
+- ps: .\build.ps1 -Revision $env:APPVEYOR_BUILD_NUMBER
+deploy_script:
+- ps: start powershell -wait { Publish-Module -Path .\UnitySetup -NugetAPIKey $env:NugetAPIKey }