Fix failing Pester tests - LocalizationParser default culture and psake configuration

Co-authored-by: HeyItsGilbert <615265+HeyItsGilbert@users.noreply.github.com>

Author: Copilot

CHANGELOG.md

@@ -6,7 +6,7 @@ in this file.
 Check [Keep a Changelog](http://keepachangelog.com/) for recommendations on how
 to structure this file.
 
-## [Unreleased]
+## [0.2.0]
 
 ### Added
 - Changelog update instructions to Copilot instructions

psake.ps1

@@ -7,9 +7,10 @@ Properties {
   $script:outDir = 'out'
   $script:scriptDir = $PSScriptRoot
 
-  $script:PesterConfiguration = [PesterConfiguration]@{}
+  $script:PesterConfiguration = New-PesterConfiguration
   $script:PesterConfiguration.Output.CIFormat = 'Auto'
   $script:PesterConfiguration.Run.Path = ".\tests\"
+  $script:PesterConfiguration.Run.PassThru = $true
 }
 
 Task Default -Depends Test
@@ -77,7 +78,8 @@ Task VscodeTest -Depends InstallDependencies {
 Task Pester {
   Write-Host '🧪 Running Pester tests...'
   try {
-    $results = Invoke-Pester -Configuration $script:PesterConfiguration -PassThru
+    Import-Module Pester
+    $results = Invoke-Pester -Configuration $script:PesterConfiguration
     if ($results.FailedCount -gt 0) {
       Write-Error '❌ Pester tests failed. Please fix the issues before packaging.'
       exit 1

resources/LocalizationParser.ps1

@@ -136,6 +136,9 @@ if (Test-Path $file) {
       }
       if ($null -ne $UICulture -and -not [String]::IsNullOrEmpty($UICulture.Name)) {
         $splat['UICulture'] = $UICulture.Name
+      } else {
+        # Default to en-US when no UICulture is specified
+        $splat['UICulture'] = 'en-US'
       }
       # Override the base directory if its set
       $splat['BaseDirectory'] = $parentDirectory