fix: desktop shortcut targets pwsh.exe directly with NO_PROXY

install.ps1

@@ -159,23 +159,22 @@ function New-DesktopShortcuts {
     $desktop = [System.Environment]::GetFolderPath("Desktop")
     $bootDir = $ScriptDir
 
-    # 启动Bookworm 快捷方式
+    # 启动Bookworm 快捷方式 — 优先 pwsh (PS7)，回退 powershell (PS5)
     $lnkPath = Join-Path $desktop "Bookworm.lnk"
     if (-not (Test-Path $lnkPath)) {
         try {
             $shell = New-Object -ComObject WScript.Shell
             $shortcut = $shell.CreateShortcut($lnkPath)
-            $batFile = Join-Path $bootDir "启动Bookworm.bat"
-            if (Test-Path $batFile) {
-                $shortcut.TargetPath = $batFile
-            } else {
-                $shortcut.TargetPath = "pwsh.exe"
-                $shortcut.Arguments = "-ExecutionPolicy Bypass -File `"$(Join-Path $bootDir 'install.ps1')`" -StartOnly"
-            }
+            $scriptPath = Join-Path $bootDir "install.ps1"
+            $hasPwsh = [bool](Get-Command pwsh -ErrorAction SilentlyContinue)
+            $psExe = if ($hasPwsh) { (Get-Command pwsh).Source } else { "powershell.exe" }
+            $shortcut.TargetPath = $psExe
+            $shortcut.Arguments = "-NoLogo -ExecutionPolicy Bypass -Command `"Set-Item Env:NO_PROXY 'bww.letcareme.com,code.letcareme.com,letcareme.com,localhost,127.0.0.1'; & '$scriptPath' -StartOnly -AutoAccept`""
             $shortcut.WorkingDirectory = $bootDir
             $shortcut.Description = "Bookworm Smart Assistant"
             $shortcut.Save()
-            Write-Host "  [OK] 桌面快捷方式已创建: Bookworm" -ForegroundColor Green
+            $psVer = if ($hasPwsh) { "PowerShell 7" } else { "PowerShell 5.1" }
+            Write-Host "  [OK] 桌面快捷方式已创建: Bookworm ($psVer)" -ForegroundColor Green
         } catch {
             Write-Host "  [!] 桌面快捷方式创建失败 (不影响使用)" -ForegroundColor Gray
         }