✨ Story 2.1: navbar responsive

tests/navbar.test.ps1

@@ -0,0 +1,25 @@
+$ErrorActionPreference = 'Stop'
+
+function Assert-True {
+  param(
+    [bool]$Condition,
+    [string]$Message
+  )
+  if (-not $Condition) { throw $Message }
+}
+
+Assert-True (Test-Path 'templates/navbar.php') 'Missing templates/navbar.php'
+$navbar = Get-Content -Raw 'templates/navbar.php'
+Assert-True ($navbar -match 'mobile-menu-toggle') 'Navbar missing toggle id'
+Assert-True ($navbar -match 'nav-link-active') 'Navbar missing active class'
+
+Assert-True (Test-Path 'assets/js/main.js') 'Missing assets/js/main.js'
+$js = Get-Content -Raw 'assets/js/main.js'
+Assert-True ($js -match 'initMobileMenu') 'Missing initMobileMenu'
+Assert-True ($js -match 'initNavbarScroll') 'Missing initNavbarScroll'
+
+Assert-True (Test-Path 'index.php') 'Missing index.php'
+$index = Get-Content -Raw 'index.php'
+Assert-True ($index -match "include_template\('navbar'") 'index.php missing navbar include'
+
+'OK'