chore: improve docs and outputs (#460)

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Author: jaredfholgate

src/ALZ.build.ps1

@@ -92,7 +92,7 @@ Enter-Build {
     $script:BuildModuleRootFile = Join-Path -Path $script:ModuleSourcePath -ChildPath "$($script:ModuleName).psm1"
 
     # Ensure our builds fail until if below a minimum defined code test coverage threshold
-    $script:coverageThreshold = 10
+    $script:coverageThreshold = 5
 
     [version]$script:MinPesterVersion = '5.2.2'
     [version]$script:MaxPesterVersion = '5.99.99'

src/ALZ/ALZ.psd1

@@ -30,7 +30,17 @@
     Copyright            = '(c) Microsoft Corporation. All rights reserved.'
 
     # Description of the functionality provided by this module
-    Description          = 'Azure Landing Zones Powershell Module'
+    Description          = @'
+Azure Landing Zones Powershell Module
+
+This module provides cmdlets to help deploy and manage Azure Landing Zones (ALZ) in your Azure environment.
+
+Included Cmdlets:
+- Test-AcceleratorRequirement: Tests if the current environment meets the requirements for deploying ALZ.
+- Deploy-Accelerator: Deploys the Azure Landing Zone accelerator to your Azure subscription.
+- Grant-SubscriptionCreatorRole: Grants the Subscription Creator role to a specified user or service principal.
+- Remove-PlatformLandingZone: Removes the deployed Azure Landing Zone from your Azure subscription
+'@
 
     CompatiblePSEditions = 'Core'