feat: Add script to restore group members via csv backup

powershell/restore-groupmembers.ps1

@@ -0,0 +1,21 @@
+$global_catalog = Get-ADDomainController -Discover -Service GlobalCatalog
+
+$server = "$($global_catalog.Name):3268"
+
+$csv_file = "backup_2025-08-13_10-00-00.csv"
+
+$csv_import_table = Import-Csv -Path $csv_file
+
+Write-Host "Restoring $($csv_import_table.Count) members from $csv_file..."
+
+foreach ($row in $csv_import_table) {
+    try {
+        $ad_user = Get-ADUser -Identity $row.MemberDistinguishedName -Server $server -ErrorAction Stop
+        Add-ADGroupMember -Identity $row.Group -Members $ad_user -Server $server -ErrorAction Stop
+        Write-Host "Added $($ad_user.SamAccountName) to $($row.Group)!"
+    } catch {
+        Write-Warning "User $($row.MemberDistinguishedName) not found in group $($row.Group) - skipping..."
+    }
+}
+
+Write-Host "Restore completed successfully!"