Add .circleci/config.yml

[Drlucaspassos]

Pull request checklist

Please check if your PR fulfills the following requirements:

• I have read the CONTRIBUTING doc
• Docs have been reviewed and added / updated if needed (for bug fixes / features)
• Changelog updated
• Build (go build -v ./cmd/igopher/tui) was run locally successfully
• All GitHub Actions workflows passed successfully

Pull request type

Please check the type of change your PR introduces:

• Bugfix
• Feature
• Code style update (formatting, renaming)
• Refactoring (no functional changes, no api changes)
• Build related changes
• Documentation content changes
• Other (please describe):

What is the current behavior?

Issue Number: N/A

What is the new behavior?

Other information