Client: switch local/server from the connection button

Co-Authored-By: Claude Opus 5.5 <[email protected]>

Client/Main.py

@@ -88,7 +88,8 @@ def Main(Page: ft.Page) -> None:
         Config.SidebarWidth = int(Tree.width)
         Config.Save()
 
-    TheBrowser = Browser(TheApp, OnPathChanged, lambda: ShowSettings("Connection" if TheApp.ConnectError else "General"),
+    TheBrowser = Browser(TheApp, OnPathChanged,
+                         lambda Category=None: ShowSettings(Category or ("Connection" if TheApp.ConnectError else "General")),
                          ToggleSidebar)
     Tree = Filetree(TheApp, TheBrowser.NavigateTo, TheBrowser.OpenFile)
     Divider = ResizeHandle(OnDrag, OnDragEnd)