Errors

meta_yml_conforms_to_known_spec
Missing mandatory field, 'abstract' (abstract) [Validation: 1.4];value is an undefined string (abstract) [Validation: 1.4]
valid_signature
WARNING: This key is not certified with a trusted signature! Primary key fingerprint: 863A 15D9 E171 68B4 3227 EEC9 4740 4BE2 06D8 C374