public/Update-AllPackages.ps1

function Update-AllPackages {
    <#
    .SYNOPSIS
        Update all packages
    .DESCRIPTION
        Update all packages
    .PARAMETER (none)
        No parameters
    .EXAMPLE
        Update-AllPackages
    .LINK
        https://github.com/Skatterbrainz/linuxtools/blob/master/docs/Update-AllPackages.md
    #>

    param()
    try {
        Update-AptPackages
        Update-FlatpakPackages
        Update-SnapPackages
    } catch {
        Write-Error $($_.Exception.Message -join(";"))
    }
}