feat: implement plant health scanning functionality with backend integration and UI support

SplitImage.ps1

@@ -0,0 +1,49 @@
+param (
+    [string]$ImagePath,
+    [string]$OutputDir,
+    [string]$Prefix
+)
+
+Add-Type -AssemblyName System.Drawing
+
+$img = [System.Drawing.Image]::FromFile($ImagePath)
+$w = $img.Width
+$h = $img.Height
+
+$targetWidth = $w
+$targetHeight = [math]::Floor($w / 3.0)
+
+$left = 0
+$top = 0
+
+if ($targetHeight -gt $h) {
+    $targetHeight = $h
+    $targetWidth = $h * 3
+    $left = [math]::Floor(($w - $targetWidth) / 2.0)
+} else {
+    $top = [math]::Floor(($h - $targetHeight) / 2.0)
+}
+
+[int]$sqSize = [math]::Floor($targetWidth / 3.0)
+
+[int]$leftInt = $left
+[int]$topInt = $top
+
+for ($i = 0; $i -lt 3; $i++) {
+    $bmp = New-Object System.Drawing.Bitmap -ArgumentList $sqSize, $sqSize
+    $g = [System.Drawing.Graphics]::FromImage($bmp)
+    
+    [int]$rx = $leftInt + ($i * $sqSize)
+    $srcRect = New-Object System.Drawing.Rectangle -ArgumentList $rx, $topInt, $sqSize, $sqSize
+    $destRect = New-Object System.Drawing.Rectangle -ArgumentList 0, 0, $sqSize, $sqSize
+    
+    $g.DrawImage($img, $destRect, $srcRect, [System.Drawing.GraphicsUnit]::Pixel)
+    $g.Dispose()
+    
+    $outFile = Join-Path $OutputDir ("{0}_part{1}.png" -f $Prefix, ($i + 1))
+    $bmp.Save($outFile, [System.Drawing.Imaging.ImageFormat]::Png)
+    $bmp.Dispose()
+}
+
+$img.Dispose()
+Write-Output "Successfully split the image into 3 pieces."