Errors

meta_yml_conforms_to_known_spec

Expected a map structure from string or file. (configure_requires) [Validation: 1.4];License 'agpl_3' is invalid (license) [Validation: 1.4];Missing mandatory field, 'generated_by' (generated_by) [Validation: 1.4];value is an undefined string (generated_by) [Validation: 1.4]

valid_signature

gpg: Signature made Tue 11 Dec 2018 11:51:58 PM JST
gpg:                using RSA key 16BFF4F69DEFCEC4
gpg: Can't check signature: No public key