newsletter added

[S-ishita]

Related Issue

Closes #530

Description

Screenshots

Checklist

• My code adheres to the established style guidelines of the project.
• I have included comments in areas that may be difficult to understand.
• My changes have not introduced any new warnings.
• I have conducted a self-review of my code.

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[github-actions]

Hello S-ishita, thanks for rising a Pull request, your contribution is valuable to us. The maintainers will review this Pull Request and provide feedback as soon as possible. Keep the great work up!