How to add an Action to the table next to the search?

I need to add an action to my form table but I don't know how

Solution

in service provider or middleware
add

FilamentView::registerRenderHook(
    PanelsRenderHook::BODY_START,
    fn (): View => view('impersonation-banner'),
);

FilamentView::registerRenderHook(
    PanelsRenderHook::BODY_START,
    fn (): View => view('impersonation-banner'),
);