Use #Requires -Version 5.1 in PS1 scripts

🤖 Co-Authored-By: Claude Code <noreply@anthropic.com>

Author: lucaspimentel

.claude/skills/azure-functions/Find-NuGetConfig.ps1

@@ -1,4 +1,6 @@
 #!/usr/bin/env pwsh
+#Requires -Version 5.1
+
 <#
 .SYNOPSIS
     Finds nuget.config by searching up the directory hierarchy.

.claude/skills/azure-functions/Set-EnvVars.ps1

@@ -1,4 +1,6 @@
 #!/usr/bin/env pwsh
+#Requires -Version 5.1
+
 <#
 .SYNOPSIS
     Sets Datadog instrumentation environment variables on an Azure Function App.

.claude/skills/azure-functions/Test-EnvVars.ps1

@@ -1,4 +1,6 @@
 #!/usr/bin/env pwsh
+#Requires -Version 5.1
+
 <#
 .SYNOPSIS
     Verifies Datadog instrumentation environment variables on an Azure Function App.

tracer/tools/Build-AzureFunctionsNuget.ps1

@@ -1,3 +1,5 @@
+#Requires -Version 5.1
+
 <#
 .SYNOPSIS
     Builds the Datadog.AzureFunctions NuGet package for local testing.
@@ -57,24 +59,6 @@ param(
 )
 
 $ErrorActionPreference = 'Stop'
-
-# Verify PowerShell version (requires 5.1+ for Expand-Archive and modern cmdlets)
-if ($PSVersionTable.PSVersion.Major -lt 5 -or
-    ($PSVersionTable.PSVersion.Major -eq 5 -and $PSVersionTable.PSVersion.Minor -lt 1)) {
-    Write-Error @"
-This script requires PowerShell 5.1 or higher.
-Current version: $($PSVersionTable.PSVersion)
-
-Install PowerShell 7+ (recommended for cross-platform support):
-- Windows: winget install Microsoft.PowerShell
-- macOS: brew install powershell/tap/powershell
-- Linux: https://learn.microsoft.com/en-us/powershell/scripting/install/installing-powershell-on-linux
-
-Or use PowerShell 5.1 (Windows only):
-- Included with Windows 10/11 - run with: powershell.exe (not powershell.exe -Version 2)
-"@
-    exit 1
-}
 $ProgressPreference = 'SilentlyContinue'
 
 # Set dotnet and nuke verbosity based on PowerShell verbose mode

tracer/tools/Deploy-AzureFunction.ps1

@@ -1,3 +1,5 @@
+#Requires -Version 5.1
+
 <#
 .SYNOPSIS
     Deploys a .NET Azure Function app and optionally triggers it.
@@ -81,24 +83,6 @@ param(
 Set-StrictMode -Version Latest
 $ErrorActionPreference = 'Stop'
 
-# Verify PowerShell version (requires 5.1+ for modern cmdlets)
-if ($PSVersionTable.PSVersion.Major -lt 5 -or
-    ($PSVersionTable.PSVersion.Major -eq 5 -and $PSVersionTable.PSVersion.Minor -lt 1)) {
-    Write-Error @"
-This script requires PowerShell 5.1 or higher.
-Current version: $($PSVersionTable.PSVersion)
-
-Install PowerShell 7+ (recommended for cross-platform support):
-- Windows: winget install Microsoft.PowerShell
-- macOS: brew install powershell/tap/powershell
-- Linux: https://learn.microsoft.com/en-us/powershell/scripting/install/installing-powershell-on-linux
-
-Or use PowerShell 5.1 (Windows only):
-- Included with Windows 10/11 - run with: powershell.exe (not powershell.exe -Version 2)
-"@
-    exit 1
-}
-
 # Guard: Verify prerequisites
 Write-Verbose "Verifying prerequisites..."
 

tracer/tools/Get-AzureFunctionLogs.ps1

@@ -1,3 +1,5 @@
+#Requires -Version 5.1
+
 <#
 .SYNOPSIS
     Downloads and analyzes Azure Function logs for Datadog tracer diagnostics.
@@ -84,24 +86,6 @@ param(
 Set-StrictMode -Version Latest
 $ErrorActionPreference = 'Stop'
 
-# Verify PowerShell version (requires 5.1+ for Expand-Archive and modern cmdlets)
-if ($PSVersionTable.PSVersion.Major -lt 5 -or
-    ($PSVersionTable.PSVersion.Major -eq 5 -and $PSVersionTable.PSVersion.Minor -lt 1)) {
-    Write-Error @"
-This script requires PowerShell 5.1 or higher.
-Current version: $($PSVersionTable.PSVersion)
-
-Install PowerShell 7+ (recommended for cross-platform support):
-- Windows: winget install Microsoft.PowerShell
-- macOS: brew install powershell/tap/powershell
-- Linux: https://learn.microsoft.com/en-us/powershell/scripting/install/installing-powershell-on-linux
-
-Or use PowerShell 5.1 (Windows only):
-- Included with Windows 10/11 - run with: powershell.exe (not powershell.exe -Version 2)
-"@
-    exit 1
-}
-
 # Apply -All switch
 if ($All) {
     $ShowVersion = $true