Update README.md to support macOS and self-hosted runners (#92)

* update README.md to support MacOS and self-hosted runner

* update README.md

* update README.md

README.md

@@ -1,19 +1,26 @@
 # GitHub action for Azure PowerShell
+
 This repository contains GitHub action for Azure PowerShell to automate your GitHub workflows using Azure PowerShell scripts.
 
 Get started today with a [free Azure account](https://azure.com/free/open-source)!
 
 The definition of this GitHub Action is in [action.yml](https://github.com/azure/powershell/blob/master/action.yml).
 
-## End-to-End Sample Workflow
+> [!NOTE]
+> Azure PowerShell action now supports macOS and self-hosted Runners!
 
-### Dependencies on other GitHub Actions
+## Dependencies on other GitHub Actions
 
 Login to Azure before running Azure PowerShell scripts using [Azure Login](https://github.com/Azure/login). Refer [Azure Login](https://github.com/Azure/login#configure-azure-credentials) action on how to configure Azure credentials.
 
-Once login is done, Azure PowerShell action will use the same session to run the script. 
+Both [Azure Login](https://github.com/Azure/login) and [Azure PowerShell](https://github.com/azure/powershell) action uses `Az` module.
+
+Once login is done, Azure PowerShell action will use the same session to run the script.
+
+## Sample Workflow
+
+### Sample workflow to run inlineScript
 
-#### Sample workflow to run inlinescript
 ```yaml
 on: [push]
 
@@ -31,26 +38,25 @@ jobs:
         creds: ${{secrets.AZURE_CREDENTIALS}}
         enable-AzPSSession: true 
 
-    - name: Run Azure PowerShell script
+    - name: Run Azure PowerShell inline script
       uses: azure/powershell@v1
       with:
         inlineScript: |
           Get-AzVM -ResourceGroupName "ResourceGroup11"
         azPSVersion: "latest"
 ```
-Azure PowerShell Script to be executed can be given under inlineScript as shown in the sample workflow.
 
-Both [Azure Login](https://github.com/Azure/login) and [Azure PowerShell](https://github.com/azure/powershell) action uses Az module.
+Azure PowerShell Script to be executed can be given under inlineScript as shown in the sample workflow.
 
-Currently, Azure PowerShell action only supports ubuntu and windows runners. MacOS is not supported. Self hosted runners are not supported.
+Azure PowerShell action is now supported for the Azure public cloud as well as Azure government clouds (`AzureUSGovernment` or `AzureChinaCloud`) and Azure Stack (`AzureStack`) Hub. Before running Azure PowerShell scripts, login to the respective Azure Cloud  using [Azure Login action](https://github.com/Azure/login) by setting appropriate value for the `environment` parameter.
 
-Azure PowerShell action is now supported for the Azure public cloud as well as Azure government clouds ('AzureUSGovernment' or 'AzureChinaCloud') and Azure Stack ('AzureStack') Hub. Before running Azure PowerShell scripts, login to the respective Azure Cloud  using [Azure Login](https://github.com/Azure/login) by setting appropriate value for the `environment` parameter.
+Additionally the action supports two optional parameters:
 
-Additionally the action supports two optional parameters 
 - `errorActionPreference` : select a suitable  value for the variable for executing the script. Allowed values are `stop`, `continue`, `silentlyContinue`. Default is `Stop`.
 - `failOnStandardError` : By default this is marked as `false`. But if this is marked as `true`, the action will fail if any errors are written to the error pipeline, or if any data is written to the Standard Error stream.
 
-#### Sample workflow to run a script file in your repository
+### Sample workflow to run a script file in your repository
+
 ```yaml
 # File: ./scripts/run_azps_cmdlets.ps1
 on: [push]
@@ -78,16 +84,20 @@ jobs:
         inlineScript: ./scripts/run_azps_cmdlets.ps1
         azPSVersion: "latest"
 ```
+
 You have to check out the repository before running the script file.
 You can also run the script file with parameters. For example:
+
 ```yaml
     - name: Run Azure PowerShell Script File
       uses: azure/powershell@v1
       with:
         inlineScript: ./scripts/run_azps_cmdlets.ps1 myresourcegroup myresourcename
         azPSVersion: "latest"
 ```
+
 or
+
 ```yaml
     - name: Run Azure PowerShell Script File
       uses: azure/powershell@v1
@@ -98,13 +108,9 @@ or
 
 ### Sample workflow to run Azure powershell actions in Azure US Government cloud
 
-```
-   .......
-   .......
-   .......
-
+```yaml
    - name: Login to Azure US Gov Cloud with Az Powershell 
-        uses: azure/login@releases/azcloud-v1
+        uses: azure/login@v1
         with:
           creds: ${{ secrets.AZURE_US_GOV_CREDENTIALS }}
           environment: 'AzureUSGovernment'
@@ -117,20 +123,22 @@ or
           azPSVersion: "latest"
 ```
 
-#### Available versions of Az Module on runner
+## Available versions of Az Module on runner
+
+To use the latest Az module version, specify `latest`. You can find the latest Az module versions on different runner images from this [table](https://github.com/actions/runner-images#available-images).
 
-To use the latest Az module version, specify 'latest'. You can find the latest Az module versions on different runner images from this [table](https://github.com/actions/runner-images#available-images).
+Or you can find all supported `Az` version on [PowerShell Gallery](https://www.powershellgallery.com/packages/Az).
 
-# Getting Help for Azure PowerShell Issues
+## Getting Help for Azure PowerShell Issues
 
-If you encounter an issue related to the Azure PowerShell commands executed in your script, you can 
+If you encounter an issue related to the Azure PowerShell commands executed in your script, you can
 file an issue directly on the [Azure PowerShell repository](https://github.com/Azure/azure-powershell/issues/new/choose).
 
-# Contributing
+## Contributing
 
 This project welcomes contributions and suggestions.  Most contributions require you to agree to a
 Contributor License Agreement (CLA) declaring that you have the right to, and actually do, grant us
-the rights to use your contribution. For details, visit https://cla.opensource.microsoft.com.
+the rights to use your contribution. For details, visit <https://cla.opensource.microsoft.com>.
 
 When you submit a pull request, a CLA bot will automatically determine whether you need to provide
 a CLA and decorate the PR appropriately (e.g., status check, comment). Simply follow the instructions