swift package not working

[Dunno Much]

Add Swift Package as per instructions on the read me
https://github.com/ra1028/Carbon

XCode 11+ can't resolve the package for

Error from xcode:
Showing All Messages
: https://github.com/ra1028/Carbon has no Package.swift manifest for version 0.3.0

[Ryo Aoyama]

Hi, @GINNOV .
SwiftPM is introduced in version 1.0.0.rc-1 by #25.