[Action Needed] This repo is inactive

# This GitHub repository has been identified as a candidate for archival

This repository has had no activity for more than 2 years. Long periods of inactivity present security and code hygiene risks. Archiving will not prevent users from viewing or forking the code. A banner will appear on the repository alerting users that the repository is archived.

Please see [https://aka.ms/sunsetting-faq](https://aka.ms/sunsetting-faq ) to learn more about this process.

## Action
✍️

_❗**If this repository is still actively maintained, please simply close this issue. Closing an issue on a repository is considered activity and the repository will not be archived.🔒_

**If you take no action, this repository is still inactive 30 days from today it will be automatically archived.**.

## Need more help? 🖐️
- Email [gim@microsoft.com](mailto:gim@microsoft.com). ✉️
- Post your questions in [GitHub inside Microsoft](https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%2Fteams.microsoft.com%2Fl%2Fchannel%2F19%253a79e951127dfd419bb913a7de21dea70e%2540thread.skype%2FGeneral%3FgroupId%3D91becce0-ab0a-426d-84b4-91b29561d5f5%26tenantId%3D72f988bf-86f1-41af-91ab-2d7cd011db47&data=05%7C01%7Cjeffgaraygay%40microsoft.com%7C91da2c370a1d4ab657a708dade2f7e63%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C638066592813101961%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=QxP4IW6JWJgo6vIiujwolrQ3wFUnK88Aw%2FZRLIBLA94%3D&reserved=0) Team in Microsoft Teams. 🗨️

This is a repository archival notice rather than a code change. No files, tests, or entry points are identified; confirm whether the repository is still maintained and close the issue if it is, otherwise no implementation work is requested.

索引モデルが issue の本文から書いたものです。