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.rb

@@ -2,11 +2,12 @@
 
 module FormElements
   class ToggleComponent < ViewComponent::Base
-    def initialize(enabled:, input_enabled: true, data: nil, class_names: nil)
+    def initialize(enabled:, input_enabled: true, data: nil, class_names: nil, tabindex: nil)
       @enabled = !!enabled
       @input_enabled = input_enabled
       @data = data
       @class_names = class_names
+      @tabindex = tabindex
     end
   end
 end