This repo is missing important files

There are important files that Microsoft projects should all have that are not present in this repository. A pull request has been opened to add the missing file(s). When the pr is merged this issue will be closed automatically.

Microsoft teams can [learn more about this effort and share feedback](https://docs.opensource.microsoft.com/releasing/maintain/templates/) within the open source guidance available internally.

[Merge this pull request](https://github.com/Azure/typespec-lite/pull/2)

Review pull request #2 to see which repository files are being added, then compare them with the Microsoft open source guidance linked in the issue. The work is complete when that pull request is merged and this issue closes automatically.

Written by the indexing model from the issue text.