feat: rebuild site content management

Replace legacy FAQ, downloads, and release flows with project and blog publishing. Add configurable branding and theme fields plus clean-start Compose seeding support.

templates/products/sub_detail.html

@@ -16,7 +16,7 @@
       <ol class="breadcrumb-list" role="list">
         <li><a href="{% url 'pages:home' %}">Home</a></li>
         <li aria-hidden="true" class="breadcrumb-sep">›</li>
-        <li><a href="{% url 'products:overview' %}">Products</a></li>
+        <li><a href="{% url 'products:overview' %}">Projects</a></li>
         <li aria-hidden="true" class="breadcrumb-sep">›</li>
         <li><a href="{{ main_product.get_absolute_url }}">{{ main_product.name }}</a></li>
         <li aria-hidden="true" class="breadcrumb-sep">›</li>
@@ -47,7 +47,6 @@
           <div class="rich-content" data-readmore="220">{{ sub_product.rendered_description }}</div>
         </div>
 
-        {% include "products/_releases_section.html" %}
 
         {% include "partials/_page_videos.html" with videos=product_videos %}
 
@@ -72,7 +71,7 @@
               {% endfor %}
             </ul>
             {% else %}
-            <p class="sidebar-empty">No other modules in this product.</p>
+            <p class="sidebar-empty">No other modules in this project.</p>
             {% endif %}
           </div>
           <a href="{{ main_product.get_absolute_url }}" class="btn-ghost sidebar-back-btn">