Add remember-me function for sign-in

When checked, remember user for 2 weeks. Otherwise expire session after
30 minutes.

app/components/form_elements/toggle_component.html.erb

@@ -1,6 +1,6 @@
 <%= button_tag type: "button", name: "toggle", data: @data,
       role: "switch", aria: { checked: @enabled.to_s },
-      disabled: !@input_enabled,
+      tabindex: @tabindex, disabled: !@input_enabled,
       class: "#{ @enabled ? 'bg-blue-600' : 'bg-gray-200' }
               #{ @class_names.present? ? @class_names : '' }
               relative inline-flex h-6 w-11 flex-shrink-0 cursor-pointer