New is a constructor which returns a new instance of Controller.

WithDatadog is an option used to configure a datadog client.

WithGithub is an option used to configure a github client.

WithSimplePollster is an option for simple implementation of datadog polling mechanism.

WithSSHGit is an option used to configure an SSH transport for git.

ErrDatadogNotInitialized is returned of the datadog is not initialized, but the polling scheduler has been used.

ErrInvalidPullRequestPayload is returned if the payload invalid.

Controller is the business logic component of watchdog app.

Option defines a functional option for Controller.