db method
Implementation
@override
Future<Foodb> db(String dbName,
{bool? persist,
String prefix = 'test-',
bool autoCompaction = false}) async {
var inMemoryDb = Foodb.keyvalue(
dbName: '$prefix$dbName',
keyValueDb: KeyValueAdapter.inMemory(latency: latency),
autoCompaction: autoCompaction);
await inMemoryDb.initDb();
return inMemoryDb;
}