Record final speed verification

pester/configs.Tests.ps1

@@ -245,13 +245,14 @@ Describe "Preset config" {
 Describe "App navigation config" {
     It "is wired to an existing XAML target grid" {
         $mainScript = Get-Content -Path $script:mainScriptPath -Raw
+        $tabInitializerScript = Get-Content -Path (Join-Path $script:repoRoot "functions/private/Initialize-WinUtilTabContent.ps1") -Raw
         $targetGridMatch = [regex]::Match(
-            $mainScript,
+            "$mainScript`n$tabInitializerScript",
             'Invoke-WPFUIElements\s+-configVariable\s+\$sync\.configs\.appnavigation\s+-targetGridName\s+"([^"]+)"'
         )
 
         if (-not $targetGridMatch.Success) {
-            throw "scripts/main.ps1 does not wire appnavigation through Invoke-WPFUIElements."
+            throw "Startup tab initialization does not wire appnavigation through Invoke-WPFUIElements."
         }
 
         $xamlText = Get-Content -Path $script:xamlPath -Raw

speed-todo.md

@@ -59,8 +59,8 @@ WinUtil currently does too much work before the first GUI paint. Work from the t
 
 ## P7 - Verification
 
-- [ ] Run `.\Compile.ps1`.
-- [ ] Run focused Pester tests for runspace, config, XAML wiring, install workflow, tweaks, and preferences/theme.
-- [ ] Run the full Pester gate before marking speed work complete.
+- [x] Run `.\Compile.ps1`.
+- [x] Run focused Pester tests for runspace, config, XAML wiring, install workflow, tweaks, and preferences/theme.
+- [x] Run the full Pester gate before marking speed work complete.
 - [ ] Manually launch with `.\Compile.ps1 -Run` and verify first paint, default tab, lazy tabs, search, install selection, tweak toggles, AppX tab, and Win11 ISO tab.
-- [ ] Check `git status --short` and do not stage or commit generated `winutil.ps1`.
+- [x] Check `git status --short` and do not stage or commit generated `winutil.ps1`.