Add translations

app/views/passports/show.html.erb

@@ -115,10 +115,10 @@
       <% if user_signed_in? %>
         <% if @passport.passport_confirmations.where(user: current_user).exists? %>
           <button class="btn btn-primary" disabled>
-            Confirm
+            <%= translate '.confirm' %>
           </button>
         <% else %>
-          <%= link_to 'Confirm',
+          <%= link_to translate('.confirm'),
                       passport_passport_confirmations_path(@passport),
                       method: :post,
                       role: :button,

config/locales/views/en.yml

@@ -0,0 +1,4 @@
+en:
+  passports:
+    show:
+      confirm: Confirm

config/locales/views/ru.yml

@@ -0,0 +1,4 @@
+ru:
+  passports:
+    show:
+      confirm: Подтвердить