Thanks for posting your question in the Microsoft Q&A forum.
Visual Studio Code already supports Rust and Golang languages.
https://code.visualstudio.com/docs/languages/overview
However, if you are referring to Visual Studio IDE, you can check here to add support for Rust language in the IDE.
https://users.rust-lang.org/t/announcing-rust-support-in-visual-studio-ide-not-vs-code/88434
As for Golang, there is no official announcement yet. However, you can use Visual Studio Code to develop Golang applications.
https://learn.microsoft.com/en-us/windows/dev-environment/rust/setup
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