Refine the FRE settings wordings (#878)

* Replace FRE error toggles with a dropdown

* Update FRE settings wording

* Reorder FRE settings

* Modify title

* Update FRE setup wording and remove inline hints

* Stabilize FRE settings layout width

* Rename FRE primary button to Get Started

* Localize updated FRE settings across all locales

* Synchronize FRE translator comments across locales

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Copilot-Session: 983cc47d-6f23-4c84-9a54-1a60ecaaf607

* Clarify FRE error detection wording

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Copilot-Session: 983cc47d-6f23-4c84-9a54-1a60ecaaf607

---------

Co-authored-by: Haonan Tang (from Dev Box) <haonantang@microsoft.com>
Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Copilot-Session: 983cc47d-6f23-4c84-9a54-1a60ecaaf607

Author: 3 people

src/cascadia/TerminalApp/FreOverlay.cpp

@@ -41,12 +41,8 @@ namespace winrt::TerminalApp::implementation
                                 const winrt::Windows::UI::Xaml::RoutedEventArgs& args);
         void _OnCloseButtonClick(const winrt::Windows::Foundation::IInspectable& sender,
                                  const winrt::Windows::UI::Xaml::RoutedEventArgs& args);
-        void _OnAgentSelectionChanged(const winrt::Windows::Foundation::IInspectable& sender,
-                                      const winrt::Windows::UI::Xaml::Controls::SelectionChangedEventArgs& args);
-        void _OnSessionManagementToggled(const winrt::Windows::Foundation::IInspectable& sender,
-                                         const winrt::Windows::UI::Xaml::RoutedEventArgs& args);
-        void _OnAutoDetectToggled(const winrt::Windows::Foundation::IInspectable& sender,
-                                  const winrt::Windows::UI::Xaml::RoutedEventArgs& args);
+        void _OnSettingsFormScrollerSizeChanged(const winrt::Windows::Foundation::IInspectable& sender,
+                                                const winrt::Windows::UI::Xaml::SizeChangedEventArgs& args);
 
         // No-op kept for IDL compatibility.
         void ResetDragOffset();
@@ -119,10 +115,16 @@ namespace winrt::TerminalApp::implementation
         // editing, and parks focus on the help link.
         void _FinalizeProblemDisplay(const std::wstring& url);
 
-        // Apply the detection→suggestion master-detail dependency: detection
-        // off turns the suggestion toggle off and disables it; detection on
-        // re-enables it (preserving the stored value).
-        void _UpdateSuggestionEnabledState();
+        enum class ErrorDetectionMode : int32_t
+        {
+            Detect = 0,
+            DetectAndFix = 1,
+            Off = 2,
+        };
+
+        ErrorDetectionMode _CurrentErrorDetectionMode();
+        void _SetErrorDetectionMode(ErrorDetectionMode mode);
+        void _UpdateSettingsFormWidth();
 
         // (Re)build the agent dropdown from the GPO-filtered registry, labeling
         // each entry with its live install state. Safe to call repeatedly (e.g.