Implement and use Author.display_name

fedireads/templates/author.html

@@ -2,7 +2,7 @@
 {% load fr_display %}
 {% block content %}
 <div class="content-container">
-    <h2>{{ author.name }}</h2>
+    <h2>{{ author.display_name }}</h2>
 
     {% if author.bio %}
     <p>
@@ -12,7 +12,7 @@
 </div>
 
 <div class="content-container">
-    <h2>Books by {{ author.name }}</h2>
+    <h2>Books by {{ author.display_name }}</h2>
     <div class="book-grid row shrink wrap">
         {% for book in books %}
         <div class="book-preview">

fedireads/templates/snippets/authors.html

@@ -1 +1 @@
-<a href="/author/{{ book.authors.first.id }}" class="author">{{ book.authors.first.name }}</a>
+<a href="/author/{{ book.authors.first.id }}" class="author">{{ book.authors.first.display_name }}</a>

fedireads/templates/snippets/shelf.html

@@ -42,7 +42,7 @@
         <a href="/book/{{ book.id }}">{{ book.title }}</a>
     </td>
     <td>
-        {{ book.authors.first.name }}
+        {{ book.authors.first.display_name }}
     </td>
     <td>
         {% if book.first_published_date %}{{ book.first_published_date }}{% endif %}