feat: consolidate legacy parity migration baseline

scripts/Test-LegacyParityWeb.ps1

@@ -32,14 +32,23 @@ if (-not [IO.Path]::IsPathRooted($NodePath) -or
 
 $repositoryRoot = [IO.Path]::GetFullPath((Join-Path $PSScriptRoot '..'))
 $appScript = Join-Path $repositoryRoot 'src\MBN_STOCK_WEBVIEW.LegacyParityApp\Web\app.js'
-$testFile = Join-Path $repositoryRoot 'tests\LegacyParityWeb\thin-client.test.cjs'
+$testRoot = Join-Path $repositoryRoot 'tests\LegacyParityWeb'
+$testFiles = @(
+    Get-ChildItem -LiteralPath $testRoot -Filter '*.test.cjs' -File |
+        Sort-Object -Property FullName |
+        Select-Object -ExpandProperty FullName
+)
+
+if ($testFiles.Count -eq 0) {
+    throw 'No Legacy parity Web test files were found.'
+}
 
 & $NodePath --check $appScript
 if ($LASTEXITCODE -ne 0) {
     throw "Legacy parity JavaScript syntax validation failed with exit code $LASTEXITCODE."
 }
 
-& $NodePath --test $testFile
+& $NodePath --test @testFiles
 if ($LASTEXITCODE -ne 0) {
     throw "Legacy parity Web tests failed with exit code $LASTEXITCODE."
 }