List user's recent activities

### Describe the feature or problem you’d like to solve

A tool to list recent activities of a specific user, corresponding to the API `https://api.github.com/users/{username}/events`

### Proposed solution & Example prompts or workflows (for tools/toolsets only)

This tool will be useful when creating ai workflows like:
1. summarizing the recent activity of a user
2. check if a user is a human user or suspicious account
3. assess programming proficiency of a user, including his primary tech stack and open-source contribution level