-- Capture full screen → put PNG into clipboard via PowerShell.
-- One-liner with System.Drawing + System.Windows.Forms.Clipboard.SetImage.

local ps = [[
Add-Type -AssemblyName System.Windows.Forms
Add-Type -AssemblyName System.Drawing
$bounds = [System.Windows.Forms.Screen]::PrimaryScreen.Bounds
$bmp = New-Object System.Drawing.Bitmap $bounds.Width, $bounds.Height
$g = [System.Drawing.Graphics]::FromImage($bmp)
$g.CopyFromScreen($bounds.Location, [System.Drawing.Point]::Empty, $bounds.Size)
[System.Windows.Forms.Clipboard]::SetImage($bmp)
$g.Dispose(); $bmp.Dispose()
]]

local res = jarvis.system.exec(string.format(
    'powershell -NoProfile -ExecutionPolicy Bypass -Command "%s"',
    ps:gsub('"', '\\"'):gsub("\r?\n", "; ")
))

if not res.success then
    jarvis.log("warn", "screenshot to clipboard failed: " .. tostring(res.stderr):sub(1, 200))
    return jarvis.cmd.error("Не получилось сделать скриншот.")
end

return jarvis.cmd.ok("Скриншот в буфере.")