Returns a valid response for shields.io, containing the size of a Vagrant box hosted on Vagrant Cloud.
e.g.:
Without provider (default is virtualbox):
- endpoint: https://runkit.io/felipecassiors/vagrant-box-size/branches/master/felipecassiors/ubuntu1804-4dev
- shields.io: https://img.shields.io/endpoint?url=https://runkit.io/felipecassiors/vagrant-box-size/branches/master/felipecassiors/ubuntu1804-4dev
With provider:
- endpoint: https://runkit.io/felipecassiors/vagrant-box-size/branches/master/bento/ubuntu-18.04/vmware_desktop
- shields.io: https://img.shields.io/endpoint?url=https://runkit.io/felipecassiors/vagrant-box-size/branches/master/bento/ubuntu-18.04/vmware_desktop