fix(champ): use public_id in views

config/initializers/action_view_record_identifier.rb

@@ -0,0 +1,22 @@
+module ActionView::RecordIdentifier
+  alias original_dom_class dom_class
+  alias original_record_key_for_dom_id record_key_for_dom_id
+
+  def dom_class(record_or_class, prefix = nil)
+    if record_or_class.is_a?(Champ)
+      prefix ? "#{prefix}#{JOIN}champ" : "champ"
+    else
+      original_dom_class(record_or_class, prefix)
+    end
+  end
+
+  private
+
+  def record_key_for_dom_id(record)
+    if record.is_a?(Champ)
+      record.public_id
+    else
+      original_record_key_for_dom_id(record)
+    end
+  end
+end