Docker instructions (#135)

README.md

@@ -10,7 +10,7 @@ This project is to be considered a **proof-of-concept** and **not a supported pr
 
 For issues with rules and documentation please check our GitHub [issues](https://github.com/BernieWhite/PSRule.Rules.Azure/issues) page. If you do not see your problem captured, please file a new issue and follow the provided template.
 
-If you have any problems with the [PSRule][engine] engine, please check the project GitHub [issues](https://github.com/BernieWhite/PSRule/issues) page instead.
+If you have any problems with the [PSRule][engine] engine, please check the project GitHub [issues](https://github.com/Microsoft/PSRule/issues) page instead.
 
 ## Getting the modules
 
@@ -170,4 +170,4 @@ This project is [licensed under the MIT License](LICENSE).
 [install]: docs/scenarios/install-instructions.md
 [ci-badge]: https://dev.azure.com/bewhite/PSRule.Rules.Azure/_apis/build/status/PSRule.Rules.Azure-CI?branchName=master
 [module]: https://www.powershellgallery.com/packages/PSRule.Rules.Azure
-[engine]: https://github.com/BernieWhite/PSRule
+[engine]: https://github.com/Microsoft/PSRule

docs/scenarios/install-instructions.md

@@ -3,7 +3,7 @@
 ## Prerequisites
 
 - Windows PowerShell 5.1 with .NET Framework 4.7.2+ or
-- PowerShell Core 6.0 or greater on Windows, MacOS and Linux
+- PowerShell Core 6.2 or greater on Windows, MacOS and Linux
 
 For a list of platforms that PowerShell Core is supported on [see](https://github.com/PowerShell/PowerShell#get-powershell).
 
@@ -18,6 +18,8 @@ The required version of each module will automatically be installed along-side `
 
 ## Getting the modules
 
+### PowerShell Gallery
+
 Install from [PowerShell Gallery][module] for all users (requires permissions):
 
 ```powershell
@@ -45,4 +47,24 @@ Save-Module -Name 'PSRule', 'PSRule.Rules.Azure', 'Az.Accounts', 'Az.Resources',
 >
 > `Install-Module -Name PowerShellGet -Repository PSGallery -Scope CurrentUser -Force`
 
+### Docker images
+
+A preinstalled Docker image is available for Linux or Windows with Linux containers.
+
+To download this image from Docker CLI:
+
+```bash
+docker login docker.pkg.github.com -u <username> -p <pat_token>
+docker pull docker.pkg.github.com/berniewhite/images/ps-rule-azure:latest-alpine
+```
+
+To use this image from Docker CLI:
+
+```bash
+docker run -it docker.pkg.github.com/berniewhite/images/ps-rule-azure:latest-alpine
+```
+
+A list of available tags is available [here][docker-image].
+
 [module]: https://www.powershellgallery.com/packages/PSRule.Rules.Azure
+[docker-image]: https://github.com/BernieWhite/images/blob/master/docker/ps-rule-azure/README.md