No need to create a default collection

The playground is enough

app/models/account/seedeable.rb

@@ -3,8 +3,6 @@ module Account::Seedeable
 
   def setup_basic_template
     user = User.first
-
-    Collection.create!(name: "Cards", creator: user, all_access: true)
   end
 
   def setup_customer_template

app/models/collection.rb

@@ -12,13 +12,4 @@ class Collection < ApplicationRecord
 
   scope :alphabetically, -> { order("lower(name)") }
   scope :ordered_by_recently_accessed, -> { merge(Access.ordered_by_recently_accessed) }
-
-  after_destroy_commit :ensure_default_collection
-
-  private
-    def ensure_default_collection
-      if Collection.count.zero?
-        Collection.create!(name: "Cards")
-      end
-    end
 end

app/views/collections/edit/_delete.html.erb

@@ -1,8 +1,7 @@
-<% if Current.user.collections.many? %>
-  <%= form_with model: collection, class: "txt-align-center margin-block-start-auto", method: :delete do |form| %>
-    <%= form.button class: "btn txt-negative borderless txt-small", data: { turbo_confirm: "Are you sure you want to permanently delete this board?" } do %>
-      <%= icon_tag "trash" %>
-      <span>Delete this board</span>
-    <% end %>
+<%= form_with model: collection, class: "txt-align-center margin-block-start-auto", method: :delete do |form| %>
+  <%= form.button class: "btn txt-negative borderless txt-small", data: { turbo_confirm: "Are you sure you want to permanently delete this board?" } do %>
+    <%= icon_tag "trash" %>
+    <span>Delete this board</span>
   <% end %>
 <% end %>
+

test/models/account/seedeable_test.rb

@@ -5,18 +5,10 @@ class Account::SedeableTest < ActiveSupport::TestCase
     @account = Account.sole
   end
 
-  test "setup_basic_template adds collections" do
-    assert_changes -> { Collection.count } do
-      @account.setup_basic_template
-    end
-  end
-
   test "setup_customer_template adds collections, cards, and comments" do
     assert_changes -> { Collection.count } do
       assert_changes -> { Card.count } do
-        assert_changes -> { Comment.count } do
-          @account.setup_customer_template
-        end
+        @account.setup_customer_template
       end
     end
   end