Merge pull request #26378 from overleaf/bg-history-redis-fix-misc

add type check to scan.js

GitOrigin-RevId: a306ec841b8801a2a5eab8c35f246180206f7231

services/history-v1/storage/lib/scan.js

@@ -1,3 +1,7 @@
+// @ts-check
+
+'use strict'
+
 const logger = require('@overleaf/logger')
 const { JobNotFoundError, JobNotReadyError } = require('./chunk_store/errors')
 const BATCH_SIZE = 1000 // Default batch size for SCAN