Component namespacing (#2463)

* [claudesquad] update from 'component-namespacing' on 18 Jul 25 07:23 EDT

* [claudesquad] update from 'component-namespacing' on 18 Jul 25 07:30 EDT

* Update stimulus controller references to use namespace

* Fix remaining tests

app/views/category/deletions/new.html.erb

@@ -1,4 +1,4 @@
-<%= render DialogComponent.new do |dialog| %>
+<%= render DS::Dialog.new do |dialog| %>
   <% dialog.with_header(title: t(".delete_category"), subtitle: t(".explanation", category_name: @category.name)) %>
 
   <% dialog.with_body do %>
@@ -14,14 +14,14 @@
                             { prompt: t(".replacement_category_prompt"), label: t(".category"), container_class: "mb-4" },
                             data: { deletion_target: "replacementField", action: "deletion#chooseSubmitButton" } %>
 
-      <%= render ButtonComponent.new(
+      <%= render DS::Button.new(
         variant: "destructive",
         text: t(".delete_and_leave_uncategorized", category_name: @category.name),
         full_width: true,
         data: { deletion_target: "destructiveSubmitButton" }
       ) %>
 
-      <%= render ButtonComponent.new(
+      <%= render DS::Button.new(
         text: "Delete and reassign",
         data: { deletion_target: "safeSubmitButton" },
         hidden: true,

app/views/category/dropdowns/_row.html.erb

@@ -24,7 +24,7 @@
     <%= render partial: "categories/badge", locals: { category: category } %>
   <% end %>
 
-  <%= render MenuComponent.new do |menu| %>
+  <%= render DS::Menu.new do |menu| %>
     <% menu.with_item(variant: "link", text: t(".edit"), icon: "pencil-line", href: edit_category_path(category), data: { turbo_frame: :modal }) %>
     <% menu.with_item(variant: "link", text: t(".delete"), icon: "trash-2", href: new_category_deletion_path(category), data: { turbo_frame: :modal }, destructive: true) %>
   <% end %>

app/views/category/dropdowns/show.html.erb

@@ -29,7 +29,7 @@
             <div class="text-center flex flex-col items-center max-w-[500px]">
               <p class="text-sm text-secondary font-normal mb-4"><%= t(".empty") %></p>
 
-              <%= render ButtonComponent.new(
+              <%= render DS::Button.new(
               text: t(".bootstrap"),
               variant: "outline",
               href: bootstrap_categories_path,