Add title to blog index page and image to newsletter (#252)

* Add title to blog index page

* Add blog image and credit

* Include alt, but not super useful

content/posts/newsletter-february-2024.md

@@ -5,6 +5,9 @@ category: Newsletter
 tags: newsletter, community
 authors: Eric Holscher
 status: published
+image: /images/feb-2024.jpg
+image_credit: Photo by <a href="https://unsplash.com/@kevinoetiker?utm_content=creditCopyText&utm_medium=referral&utm_source=unsplash">Kevin Oetiker</a> on <a href="https://unsplash.com/photos/snow-covered-brown-trees-_AL1zHGc5_Q?utm_content=creditCopyText&utm_medium=referral&utm_source=unsplash">Unsplash</a>
+
 
 ## News and updates
 

readthedocs_theme/templates/article.html

@@ -22,7 +22,7 @@
       <div class="ui medium header">
         {{ article.title }}
       </div>
-      
+
       <div class="ui text menu">
         <time class="item" datetime="{{ article.date.isoformat() }}">{{ article.locale_date }}</time>
 
@@ -53,7 +53,7 @@
 
       <div class="ui divider"></div>
 
-      <img class="ui big rounded centered image" src="{{ article.image or '/images/posts/default.svg' }}" alt="{{ article.image_credit }}">
+      <img class="ui big rounded centered image" src="{{ article.image or '/images/posts/default.svg' }}" alt="{{ article.image }}">
       {% if article.image and article.image_credit %}
         <div class="ui basic center aligned segment">
           <p><i>{{ article.image_credit}}</i></p>

readthedocs_theme/templates/index.html

@@ -8,7 +8,7 @@
 {% macro article_card(article) %}
   <a class="ui card" href="/{{ article.url }}">
     <div class="image">
-      <img src="{{ article.image  or '/images/posts/default.svg'}}" alt="{{ article.image_credit }}">
+      <img src="{{ article.image  or '/images/posts/default.svg'}}" alt="{{ article.image }}">
     </div>
       <div class="content">
       <div class="header">{{ article.title }}</div>
@@ -38,6 +38,8 @@
   </a>
 {% endmacro %}
 
+{% block title%} Blog - Read the Docs {% endblock %}
+
 {% block content %}
 
   <section>