Add breadcrumbs support across application (#1897)

* Add breadcrumbs support across application

Fixes #1896

* Potential fix for tests

* Simplify breadcrumbs implementation

Remove complex breadcrumbs logic from controllers and concern, replacing with a simpler default approach that sets a basic breadcrumb based on the current controller name

* Refactor page header and breadcrumbs rendering

Remove complex breadcrumbs helper method and update layout to use more flexible content_for approach for page headers and breadcrumbs

* Add fallback breadcrumbs rendering to settings layout

app/views/layouts/application.html.erb

@@ -44,6 +44,17 @@
       <% end %>
 
       <%= tag.div class: class_names("mx-auto w-full h-full", Current.user.show_sidebar? ? "max-w-4xl" : "max-w-5xl"), data: { sidebar_target: "content" } do %>
+        <% unless controller_path.start_with?('settings/') %>
+          <% if content_for?(:breadcrumbs) %>
+            <%= yield :breadcrumbs %>
+          <% else %>
+            <%= render "layouts/shared/breadcrumbs", breadcrumbs: @breadcrumbs %>
+          <% end %>
+          
+          <% if content_for?(:page_header) %>
+            <%= yield :page_header %>
+          <% end %>
+        <% end %>
         <%= yield %>
       <% end %>
     <% end %>