Checks/Aws/Test-Ec2InstanceUsesSingleEni.ps1

function Test-Ec2InstanceUsesSingleEni {
    <#
    .SYNOPSIS
        EC2 instance has no more than one Elastic Network Interface (ENI) attached

    .DESCRIPTION
        **EC2 instances** are evaluated for attached network adapters. It identifies instances with more than one `ENI`-including `efa`, `interface`, or `trunk` types-and distinguishes those using a single adapter.

    .PARAMETER Check
        CIEMCheck object containing check metadata.
    #>

    [CmdletBinding()]
    [OutputType([PSCustomObject[]])]
    param(
        [Parameter(Mandatory)]
        [CIEMCheck]$Check
    )

    $ErrorActionPreference = 'Stop'

    # TODO: Implement check logic based on Prowler check: ec2_instance_uses_single_eni

    [CIEMScanResult]::Create($Check, 'MANUAL', 'This check requires manual implementation. See Prowler check ec2_instance_uses_single_eni for reference.', 'N/A', 'ec2 Resources')
}