Added registry source, and package publish/install#296

Merged

gastonrobledo merged 3 commits into

Medable:feature/packagesfrom

hongde88:feature/duke-packages-version

Feb 7, 2022

Commits on Jan 10, 2022

added registry source, publish and install handlers
Duke Nguyen
committed

Commits on Jan 11, 2022

added a check for manifest file to make sure a package is valid
Duke Nguyen
committed

Commits on Jan 26, 2022

added unit tests and removed unnecessary code based on PR feedback
Duke Nguyen
committed