Public/New-PSGitLabProjectBoard.ps1

function New-PSGitLabProjectBoard {
    <#
    .SYNOPSIS
        A short one-line action-based description, e.g. 'Tests if a function is valid'
    .DESCRIPTION
        A longer description of the function, its purpose, common use cases, etc.
    .NOTES
        Information or caveats about the function e.g. 'This function is not supported in Linux'
    .LINK
        Specify a URI to a help page, this will show when Get-Help -Online is used.
    .EXAMPLE
        Test-MyTestFunction -Verbose
        Explanation of the function or its result. You can include multiple examples with additional .EXAMPLE lines
    #>

    
    
    [CmdletBinding()]
    param (
        [Parameter(Mandatory)]     
        $OrganizationName,

        [Parameter(Mandatory)]
        $PrivateToken,

        [Parameter(Mandatory)]
        $ProjectFullPath,

        [Parameter(Mandatory, ValueFromPipeline, ValueFromPipelineByPropertyName)]
        [string[]]
        $BoardName
    )
    
    process {
        foreach ($Name in $BoardName) {
            $Query = @{
                query = @"
                    mutation {
                        createBoard(
                        input: {projectPath: "$($ProjectFullPath)", name: "$($Name)"}
                        ) {
                        board {
                            id
                            name
                        }
                        }
                    }
                   
"@


            } | ConvertTo-Json -Compress

            $response = Invoke-RestMethod -Uri "https://$($OrganizationName)/api/graphql" -Headers @{Authorization = "Bearer $($PrivateToken)" } -Method Post -Body $query -ContentType 'application/json' 

            if ($response.errors) {
                Write-Error -Message $($response.errors.message) -InformationAction Continue
            }
            else {
                $response.data.createBoard.board
            }
        }
    }
}