Add release policy

[qkrybin]

Checklist

• New Feature for the SVC/Plugin
• New Feature for CI/CD
• Enhancement on Vatz
• Others(etc. e.g, documentation,...)

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Please describe, what it's about or related Problem with

1. it's hard to track feature changes and bug fixes.
2. We don't have a policy about releasing and tracking those changes.

Describe the output that you are expecting for above

How about adding a release policy about tagging, testing, double-checking, and getting approval from opensource contributors for further releases?

Describe alternatives you've considered

add a changelog file to record history before we set the policy.

Additional context

Add any other context or screenshots about the feature request here.

[qkrybin]

Release Note

• write what features were added for each version
• Create and save the md file
• release with the tag value.