Implement a write-ahead log (WAL) key-value store that persists data to disk and supports crash recovery…

Implement a write-ahead log (WAL) key-value store that persists data to disk and supports crash recovery…: a task in TermGrade Environments: 1,004 executable Linux tasks (Harbor dataset). All commands read/write to a WAL file at /data/kv.wal . The directory /data already exists (empty initially).