BuildFromConfig creates a logger from a config.

NewHistoricLoggerWrapper constructs a new historic logger.

NewSlackWriter constructs a slack writer.

HistoricLoggerWrapper is an implementation of the HistoricLogger interface.

SlackMessageAttachment attach message struct.

SlackMessageAttachmentFields attachment field struct.

SlackWriter writes messages to Slack user or channel.

HistoricLogger defines the interface for a logger that allows keeping the last N messages buffered and querying them.