v0.3.0

What's Changed

• add experimental submodule with grpc server by @ajatprabha in #1
• provide a function to create a listener for grpc server component by @ajatprabha in #2
• drain errChan when error happens on stop procedure by @ajatprabha in #3
• fix vulnerabilities by @ajatprabha in #4
• remove manager interface by @ajatprabha in #5

Full Changelog: v0.2.0...v0.3.0