The prompts used to arrive at this change since the previous commit
User said that in the future they will run scripts themselves when instructed, then asked to take the next step after the decisions.json mailing-list routing report and plan.
Any special observations that may be relevant for version management for this version. Be brief.
Added mailinglist_routes.json as the normalized runtime policy and wired mail_routes.py to use it before legacy domain routes. No mailbox-affecting scripts were run; validation was local only.
