phase 5 dynamic alert registry (bot canonical, settings-site with fallback)

services/staffNotifications.js

@@ -12,6 +12,11 @@ const { mongoose } = require('../db-connection');
 const { CONFIG, parseThresholdString } = require('../config');
 const { increment } = require('./patternStore');
 const { enqueueSend } = require('./channelQueue');
+const { assertKeysRegistered } = require('./notificationRegistry');
+
+// Alert key this module drives. Registered to fail fast on drift.
+const UNCLAIMED_ALERT_KEYS = ['unclaimed_reminder'];
+assertKeysRegistered('staffNotifications', UNCLAIMED_ALERT_KEYS);
 
 const Ticket = mongoose.model('Ticket');
 const StaffNotification = mongoose.model('StaffNotification');