Skill.json is not valid

[pjshumphreys]

If I run this command from the command line againg the skill.json in this project

ask api update-skill -s [my skill id] -f skill.json

I get this response:

Call update-skill error. Error code: 400 { "message": "Skill manifest is not valid.", "violations": [ { "message": "Invalid skill information." } ] }