90d56f2a12
- P2-7: KeyList batch delete preview dialog (max 100 keys shown) - P2-11: StatusView FlushDB with double confirmation (type FLUSHDB) - P2-12: KeyList search history (localStorage, max 20, dropdown on focus) - P2-13: key store cancelScan() + KeyList cancel button - i18n keys for all features (zh-CN + en)