Since they're not types common to all the services but belongs to the
configstore.
Next step will be to make them local to the configstore and not directly used by
other services since these types are also stored.
Introduce a runRefType that represent the ref type of the Run (branch/tag/PR)
Convert the webhook event type to the runRefType and use it to generate the run
group.
Just a raw replace of "github.com/pkg/errors".
Next steps will improve errors (like remote errors, api errors, not exist errors
etc...) to leverage its functionalities
