doc:add an example for guardrail using hooks

[JackYPCOnline]

#204

Description

This example provides users with an intuitive way to apply hooks while using guardrails. This implementation enables soft-launching of guardrails and allows users to monitor and tune their configurations.

Type of Change

• New content addition
• Content update/revision
• Structure/organization improvement
• Typo/formatting fix
• Bug fix
• Other (please describe):

Motivation and Context

Areas Affected

Screenshots

Checklist

• [ x] I have read the CONTRIBUTING document
• [ x] My changes follow the project's documentation style
• [ x] I have tested the documentation locally using mkdocs serve
• [x ] Links in the documentation are valid and working
• [ x] Images/diagrams are properly sized and formatted
• [ x] All new and existing tests pass

Additional Notes

By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.