radicle/id: always return default branch as cref
This fixes a bug where the canonical_refs method wouldn’t return the
default branch if the repo had no canonical refs defined in the paylaod
key of the id document
This fixes a bug where the canonical_refs method wouldn’t return the
default branch if the repo had no canonical refs defined in the paylaod
key of the id document
Add test and dervied impl Default for CanonicalRefs.