Fetches package metadata from the Hex.pm API.
This module is used to resolve versions for --extra-package entries that do
not exist in the target project's mix.exs or mix.lock.
Summary
Functions
Returns the latest stable version published for package on Hex.pm.
Functions
Returns the latest stable version published for package on Hex.pm.
Raises a RuntimeError if the package does not exist or if Hex.pm cannot be
reached.