Add migration to remove draft cards from search index

One-time script to clean up any search records that were indexed
before the searchable? guard was added.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

script/migrations/20260123-remove-draft-cards-from-search-index.rb

@@ -0,0 +1,22 @@
+#!/usr/bin/env ruby
+
+require_relative "../../config/environment"
+
+total_deleted = 0
+
+Account.find_each do |account|
+  search_record_class = Search::Record.for(account.id)
+
+  # Find search records for draft cards (both Card and Comment searchables)
+  draft_card_ids = Card.where(account_id: account.id, status: "drafted").pluck(:id)
+
+  if draft_card_ids.any?
+    count = search_record_class.where(card_id: draft_card_ids).delete_all
+    if count > 0
+      puts "#{account.name}: deleted #{count} search records for draft cards"
+      total_deleted += count
+    end
+  end
+end
+
+puts "Migration completed! Total deleted: #{total_deleted}"