## /usercards_rescan

Re-check everyone and refresh the user cards. Also repairs Roles/RoE/nickname claims from the live reaction messages, and re-opens any missing nickname reviews.

### Usage

    /usercards_rescan

- Moderator-only (requires Manage Server).
- Runs in the server; reply is ephemeral with a short summary.

### What it does

- Reconciles from the configured Rules / RoE / Nickname reaction messages.
- Grants/removes the Rules & RoE roles to match reactions.
- For Nickname: opens a pending review if someone claimed but no review exists.
- Rebuilds/updates every user’s status card in the list channel.