- Add dbMtime field to StorageCacheEntry to track DB file modification time - Check mtime on cache hits and evict stale entries if DB changed externally - Close and reopen storage when external modifications detected - Fixes issue where daemon served stale data after direct DB operations Amp-Thread-ID: https://ampcode.com/threads/T-631d5cca-0b26-47cb-b633-118b788483cf Co-authored-by: Amp <amp@ampcode.com>