feat(ui): show the history in an activity view

static/index.html

@@ -20,6 +20,7 @@
         </button>
         <button data-view="imported" data-i18n="nav.imported"></button>
         <button data-view="import" data-i18n="nav.import"></button>
+        <button data-view="activity" data-i18n="nav.activity"></button>
         <button data-view="settings" data-i18n="nav.settings"></button>
         <button id="lang-toggle" class="secondary" data-i18n-title="nav.langToggle"></button>
       </nav>
@@ -269,6 +270,22 @@
         </dialog>
       </section>
 
+      <section id="view-activity" hidden>
+        <div class="table-scroll">
+          <table id="history-table">
+            <thead>
+              <tr>
+                <th data-i18n="history.time"></th>
+                <th data-i18n="history.event"></th>
+                <th data-i18n="common.title"></th>
+                <th data-i18n="common.path"></th>
+              </tr>
+            </thead>
+            <tbody></tbody>
+          </table>
+        </div>
+      </section>
+
       <section id="view-settings" hidden>
         <h3 data-i18n="lib.heading"></h3>
         <div class="table-scroll">