Confirmation message before terminating volunteer

app/views/volunteers/_buttons.html.slim

@@ -7,8 +7,9 @@ nav.navbar.section-navigation
     - if policy(@volunteer).terminate?
       li.button-acceptance = link_to t("volunteer_applications.acceptance.#{@volunteer.acceptance}"), '#',
         class: "btn btn-acceptance-#{@volunteer.acceptance}"
-      li= link_to navigation_glyph(:terminate), terminate_volunteer_path(@volunteer), class: 'btn btn-default',
-        title: 'Beenden', method: :put unless @volunteer.resigned?
+      li= link_to navigation_glyph(:terminate), terminate_volunteer_path(@volunteer),
+        class: 'btn btn-default', title: 'Beenden', method: :put,
+        data: { confirm: t('messages.confirm_terminate_volunteer') } unless @volunteer.resigned?
     - if @volunteer.internal_and_started_assignments?
       li = button_link navigation_glyph(:hours), volunteer_hours_path(@volunteer), title: t('volunteer_applications.show.hour_reports')
     - if policy(Volunteer).superadmin_privileges?

config/locales/de.yml

@@ -164,6 +164,7 @@ de:
     confirm_delete: "Wirklich %{model} %{record} löschen?"
     confirm_record_delete: '%{model} wirklich löschen?'
     select_prompt: "%{model} wählen"
+    confirm_terminate_volunteer: "Wollen Sie den Freiwilligen wirklich beenden?"
   rejection_type: &id-rejection-types
     her: von Freiwillige/r vor / nach Erstgespräch
     other: Anderer Grund