chore: update project config, services, templates and styling

app/templates/detail.html

@@ -123,7 +123,7 @@ endblock %} {% block content %}
     <h2>Abstract</h2>
     <p class="abstract-en">{{ paper.abstract }}</p>
   </section>
-  {% endif %} {# Phase 5: 图片画廊 #} {% if paper_images %}
+  {% endif %} {# 图片画廊 #} {% if paper_images %}
   <section class="image-gallery">
     <h2>论文图片</h2>
     <div class="gallery-grid">
@@ -135,7 +135,7 @@ endblock %} {% block content %}
       {% endfor %}
     </div>
   </section>
-  {% endif %} {# Phase 5: 相似论文推荐 #} {% if similar_papers %}
+  {% endif %} {# 相似论文推荐 #} {% if similar_papers %}
   <section class="similar-papers">
     <h2>相似论文推荐</h2>
     {% for sp in similar_papers %}