Update build for ARM.

ArmBuild.ps1

@@ -1,41 +1,51 @@
+# ArmBuild.ps1
 $ErrorActionPreference = "Stop"
 
 $root    = Split-Path -Parent $MyInvocation.MyCommand.Path
 $staging = Join-Path $root "_staging"
-$outZip  = Join-Path $root "package.zip"
+$outZip  = Join-Path $root "ArmPackage.zip"
+$packageFolderName = "Desktop App Installer"
+$destRoot = Join-Path $staging $packageFolderName
 
-function Copy-Binaries-ToRoot($src)
+function Copy-Binaries-ToDest($src, $dest)
 {
     if (!(Test-Path $src)) { return }
 
     Get-ChildItem $src -File | Where-Object {
         $_.Extension -in ".exe", ".dll"
     } | ForEach-Object {
-        Copy-Item $_.FullName $staging -Force
+        Copy-Item -Path $_.FullName -Destination $dest -Force
     }
 }
 
 Write-Host "Preparing staging..."
-Remove-Item $staging -Recurse -Force -ErrorAction Ignore
-New-Item $staging -ItemType Directory | Out-Null
+# 清理旧的 staging
+if (Test-Path $staging) { Remove-Item $staging -Recurse -Force }
+New-Item $destRoot -ItemType Directory | Out-Null
 
 # ① 先放 Release
-Copy-Binaries-ToRoot (Join-Path $root "Release")
+Copy-Binaries-ToDest (Join-Path $root "Release") $destRoot
 
 # ② 再放 ARM\Release（覆盖同名）
-Copy-Binaries-ToRoot (Join-Path $root "ARM\Release")
+Copy-Binaries-ToDest (Join-Path $root "ARM\Release") $destRoot
 
-# ③ shared 全部铺到根目录
+# ③ shared 全部铺到 Desktop App Installer 里
 $shared = Join-Path $root "shared"
 if (Test-Path $shared) {
     Get-ChildItem $shared -Recurse | ForEach-Object {
-        $rel = $_.FullName.Substring($shared.Length).TrimStart('\')
-        $dest = Join-Path $staging $rel
+        $relativePath = $_.FullName.Substring($shared.Length).TrimStart('\')
+        $destinationPath = Join-Path $destRoot $relativePath
 
         if ($_.PSIsContainer) {
-            New-Item $dest -ItemType Directory -Force | Out-Null
+            if (!(Test-Path $destinationPath)) {
+                New-Item -Path $destinationPath -ItemType Directory | Out-Null
+            }
         } else {
-            Copy-Item $_.FullName $dest -Force
+            $parentDir = Split-Path $destinationPath -Parent
+            if (!(Test-Path $parentDir)) {
+                New-Item -Path $parentDir -ItemType Directory | Out-Null
+            }
+            Copy-Item -Path $_.FullName -Destination $destinationPath -Force
         }
     }
 }
@@ -43,11 +53,10 @@ if (Test-Path $shared) {
 Write-Host "Creating ZIP..."
 if (Test-Path $outZip) { Remove-Item $outZip -Force }
 
-Compress-Archive `
-    -Path (Join-Path $staging "*") `
-    -DestinationPath $outZip `
-    -CompressionLevel Fastest
+# 压缩 _staging 下的 Desktop App Installer 文件夹
+Compress-Archive -Path $destRoot -DestinationPath $outZip -CompressionLevel Optimal
 
+# 清理 staging
 Remove-Item $staging -Recurse -Force
 
 Write-Host "Done: $outZip"