LG-768 Create event for personal key as 2FA

**Why**: To make it easier to query if any particular users have used
their personal key to sign in, and to add an event to the user's account
page for visibility.

app/controllers/two_factor_authentication/personal_key_verification_controller.rb

@@ -29,6 +29,7 @@ def presenter_for_two_factor_authentication_method
 
     def handle_result(result)
       if result.success?
+        create_user_event(:personal_key_used)
         generate_new_personal_key
         handle_valid_otp
       else

app/models/event.rb

@@ -14,6 +14,7 @@ class Event < ApplicationRecord
     piv_cac_enabled: 10,
     piv_cac_disabled: 11,
     new_personal_key: 12,
+    personal_key_used: 13,
   }
 
   validates :event_type, presence: true

config/locales/event_types/en.yml

@@ -11,6 +11,7 @@ en:
     email_changed: Email address changed
     new_personal_key: Personal key changed
     password_changed: Password changed
+    personal_key_used: Personal key used to sign in
     phone_changed: Phone number changed
     phone_confirmed: Phone confirmed
     piv_cac_disabled: PIV/CAC card unassociated

config/locales/event_types/es.yml

@@ -11,6 +11,7 @@ es:
     email_changed: Email cambiado
     new_personal_key: Clave personal cambiado
     password_changed: Contraseña cambiada
+    personal_key_used: Clave personal utilizada para iniciar sesión
     phone_changed: Número de teléfono cambiado
     phone_confirmed: Teléfono confirmado
     piv_cac_disabled: Tarjeta PIV/CAC no asociada

config/locales/event_types/fr.yml

@@ -11,6 +11,7 @@ fr:
     email_changed: Adresse courriel modifiée
     new_personal_key: Clé personnelle modifié
     password_changed: Mot de passe modifié
+    personal_key_used: Clé personnelle utilisée pour la connexion
     phone_changed: Numéro de téléphone modifié
     phone_confirmed: Numéro de téléphone confirmé
     piv_cac_disabled: Carte PIV/CAC non associée

spec/controllers/two_factor_authentication/personal_key_verification_controller_spec.rb

@@ -29,30 +29,17 @@
 
   describe '#create' do
     context 'when the user enters a valid personal key' do
-      before do
-        stub_sign_in_before_2fa(build(:user, personal_key: 'foo'))
+      it 'tracks the valid authentication event' do
+        sign_in_before_2fa
+
         form = instance_double(PersonalKeyForm)
         response = FormResponse.new(
           success: true, errors: {}, extra: { multi_factor_auth_method: 'personal key' }
         )
         allow(PersonalKeyForm).to receive(:new).
           with(subject.current_user, 'foo').and_return(form)
         allow(form).to receive(:submit).and_return(response)
-      end
 
-      it 'redirects to the manage_personal_key_url so the user can see their new personal key' do
-        post :create, params: payload
-
-        expect(response).to redirect_to manage_personal_key_url
-      end
-
-      it 'calls handle_valid_otp_for_authentication_context' do
-        expect(subject).to receive(:handle_valid_otp_for_authentication_context).and_call_original
-
-        post :create, params: payload
-      end
-
-      it 'tracks the valid authentication event' do
         stub_analytics
         analytics_hash = { success: true, errors: {}, multi_factor_auth_method: 'personal key' }
 

spec/features/users/sign_in_spec.rb

@@ -430,6 +430,7 @@
       click_acknowledge_personal_key
 
       expect(page).to have_current_path(account_path)
+      expect(page).to have_content t('event_types.personal_key_used')
     end
   end