feat: implement the logic of the Challenge query

[ulbqb]

Description

The goal of phase 1 is applying cannon@0.2.0 to Finschia purely as possible. This PR implement the logic of the Challenge query.

Motivation and context

How has this been tested?

Screenshots (if appropriate):

Checklist:

• I followed the contributing guidelines and code of conduct.
• I have added a relevant changelog to CHANGELOG.md
• I have added tests to cover my changes.
• I have updated the documentation accordingly.
• I have updated API documentation client/docs/swagger-ui/swagger.yaml

[codecov]

Codecov Report

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Additional details and impacted files

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