GNU Emacs 29.1.90 (build 7, x86_64-pc-linux-gnu, GTK+ Version 3.24.38, cairo version 1.16.0) of 2023-11-10

;;; eglot.el --- Version: 1.15

I got the info about language Ids from:

 https://github.com/typescript-language-server/typescript-language-server/issues/794#issuecomment-1807613575

Best,