Add navigation tabs

app/views/staff/people/_nav_tabs.html.erb

@@ -0,0 +1,17 @@
+<div class="mb-3">
+  <ul class="nav nav-tabs d-none d-sm-flex">
+    <li class="nav-item">
+      <%= link_to translate(:overview, scope: %i[nav_tabs person]),
+                  [:staff, person],
+                  class: "nav-link #{:active if tab == :overview}" %>
+    </li>
+  </ul>
+
+  <ul class="nav flex-column nav-polls d-flex d-sm-none">
+    <li class="nav-item">
+      <%= link_to translate(:overview, scope: %i[nav_tabs person]),
+                  [:staff, person],
+                  class: "nav-link #{:active if tab == :overview}" %>
+    </li>
+  </ul>
+</div>

app/views/staff/people/show.html.erb

@@ -1,4 +1,6 @@
 <div class="container">
+  <%= render partial: 'nav_tabs', locals: { person: @person, tab: :overview } %>
+
   <dl>
     <dt><%= Person.human_attribute_name :first_name %></dt>
     <dd><%= truncate @person.first_name %></dd>

config/locales/nav_tabs/en.yml

@@ -3,6 +3,8 @@ en:
     passport:
       overview: Overview
       confirmations: Confirmations
+    person:
+      overview: Overview
     settings:
       credentials: Credentials
       profile: Public profile

config/locales/nav_tabs/ru.yml

@@ -3,6 +3,8 @@ ru:
     passport:
       overview: Обзор
       confirmations: Подтверждения
+    person:
+      overview: Обзор
     settings:
       credentials: Данные для входа
       profile: Публичный профиль