chore(captain): purge legacy pending FAQs

db/migrate/20260714123000_purge_pending_captain_assistant_responses.rb

@@ -0,0 +1,7 @@
+class PurgePendingCaptainAssistantResponses < ActiveRecord::Migration[7.1]
+  def up
+    execute('DELETE FROM captain_assistant_responses WHERE status = 0')
+  end
+
+  def down; end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.1].define(version: 2026_07_13_184351) do
+ActiveRecord::Schema[7.1].define(version: 2026_07_14_123000) do
   # These extensions should be enabled to support this database
   enable_extension "pg_stat_statements"
   enable_extension "pg_trgm"