[AI Create] Explain this block of code in repository UI
Metrics are collected at the [bottom of this dashboard](https://app.periscopedata.com/app/gitlab/1137231/Ai-Features)
Explain this block of code (1 - [Explain Code](https://platform.openai.com/examples/default-explain-code) and [Python to natural language](https://platform.openai.com/examples/default-python-to-natural-language))
This depends on
* https://gitlab.com/groups/gitlab-org/-/epics/10221+
* https://gitlab.com/groups/gitlab-org/-/epics/10219+
* https://gitlab.com/groups/gitlab-org/-/epics/10233+
* https://gitlab.com/gitlab-org/gitlab/-/issues/404856+
* It may depend on https://gitlab.com/gitlab-org/gitlab/-/issues/408171+ depending on if it will be required that we put guard rails on the AI.
### NFRs:
* [Requirements for reaching Experiment, Beta, GA levels](https://docs.gitlab.com/ee/policy/alpha-beta-support.html)
* Legal requirement: it must be clear to the user that they are interacting with an AI. ([`The UI looks good and I'm glad that we make clear the user is interacting with AI in the chat window -- that's probably the most important legal requirement for us to follow with respect to this feature's UI.`](https://gitlab.com/groups/gitlab-org/-/epics/10218#note_1349027901))
* Legal requirement: https://gitlab.com/gitlab-com/legal-and-compliance/-/issues/1461+
### Related:
* https://gitlab.com/gitlab-org/ux-research/-/issues/2441+
* https://gitlab.com/gitlab-org/ux-research/-/issues/2436+
### Competition
* https://github.blog/2023-03-22-github-copilot-x-the-ai-powered-developer-experience/#a-new-ai-powered-developer-experience
* https://www.safurai.com/
* https://blog.replit.com/ai?ref=console.dev
* bloop.ai
epic