added logo on page

luckydiamond/src/pages/HeaderElement.vue

@@ -1,13 +1,17 @@
 <template>
   <header class="header">
     <div class="header__content">
-      <div class="header__logo"></div>
+      <div class="header__logo">
+        <img src="../assets/logo.svg" alt="LuckyDiamond">
+      </div>
     </div>
   </header>
 </template>
 
 <script>
-
+export default {
+  name: 'Header-Element-page'
+}
 </script>
 
 <style>