fix(gui): skip _switch_project if already on that project

Prevents reloading and state issues when clicking same project

src/app_controller.py

@@ -2344,6 +2344,8 @@ class AppController:
   """
     [C: src/gui_2.py:App._render_projects_panel]
   """
+  if path == self.active_project_path:
+   return
   if not Path(path).exists():
    self.ai_status = f"project file not found: {path}"
    return