Worker: Add features and fix bugs
Allow for IAM role-based auth and update EC2 instance types (#104) * pin version of cosmtrek air * optional aws keys and region * update to m7i from m6i in ec2 provider
Allow for IAM role-based auth and update EC2 instance types (#104) * pin version of cosmtrek air * optional aws keys and region * update to m7i from m6i in ec2 provider