adding patch-SQLServerInstance script

Author: twright-msft

samples/features/azure-arc/configuration/Patch-SQLServerInstance.ps1

@@ -0,0 +1,57 @@
+param (
+    [string]$resourceGroupName = 'myResourceGroup',
+    [string]$subscriptionId = '00000000-0000-0000-0000-000000000000',
+    [switch]$WhatIf = $false,
+    [string]$propertiesJSON = @"
+{
+    "backupPolicy": null,
+    "upgradeLockedUntil": null,
+    "monitoring": {
+        "enabled": false
+    },
+    "migration": {
+        "assessment": {
+            "enabled": false
+        }
+    }
+}
+"@
+)
+
+Write-Verbose "Resource Group Name: $resourceGroupName"
+Write-Verbose "Subscription ID: $subscriptionId"
+Write-Verbose "WhatIf: $WhatIf"
+Write-Verbose "Properties JSON: $propertiesJSON"
+
+$properties = $propertiesJSON | ConvertFrom-Json
+
+try {
+    Write-Verbose "Connecting to Azure with subscription ID: $subscriptionId"
+    $defaultProfile = Connect-AzAccount -SubscriptionId $subscriptionId -ErrorAction Stop
+
+    if ([string]::IsNullOrEmpty($resourceGroupName)) {
+        Write-Verbose "Fetching resources for subscription ID: $subscriptionId"
+        $resources = Get-AzResource -ResourceType "Microsoft.AzureArcData/SqlServerInstances"  -ErrorAction Stop -Pre -ExpandProperties
+    } else {
+        Write-Verbose "Fetching resources for subscription ID: $subscriptionId and resource group: $resourceGroupName"
+        $resources = Get-AzResource -ResourceType "Microsoft.AzureArcData/SqlServerInstances" -ErrorAction Stop -Pre -ExpandProperties -ResourceGroupName $resourceGroupName
+    }
+    $resources = $resources | Where-Object { 'SSIS','SSAS','SSRS' -notcontains $_.Properties.serviceType }
+
+    foreach ($resource in $resources) {
+        try {
+            if ($WhatIf) {
+                Write-Verbose "Performing dry-run patch for resource: $($resource.Id)"
+                $resource | Set-AzResource -Properties $properties -UsePatchSemantics -Pre -Force -DefaultProfile $defaultProfile -ErrorAction Stop -WhatIf
+            } else {
+                Write-Verbose "Patching resource: $($resource.Id)"
+                $resource | Set-AzResource -Properties $properties -UsePatchSemantics -Pre -Force -DefaultProfile $defaultProfile -ErrorAction Stop
+                Write-Host("Resource patched: $($resource.Id)") 
+            }
+        } catch {
+            Write-Error "Failed to patch resource: $($resource.Id). Error: $_"
+        }
+    }
+} catch {
+    Write-Error "An error occurred: $_"
+}