NewMemoryStore An internal store for captcha ids and their values.

NewRedisClusterStore create an instance of a redis cluster store.

NewRedisClusterStoreWithCli create an instance of a redis cluster store.

NewRedisStore create an instance of a redis store.

NewRedisStoreWithCli create an instance of a redis store.

Logger Define the log output interface.

Store An object implementing Store interface can be registered with SetCustomStore function to handle storage and retrieval of captcha ids and solutions for them, replacing the default memory store.