Browser IDE support

[olearycrew]

Support VS Code browser-based instances like GitLab's WebIDE and GitHub's VSCode for Web. See https://code.visualstudio.com/docs/setup/vscode-web#_extensions for more details

GitLab

GitHub

[olearycrew]

Note, you CAN install it in GitHub Codespaces (which is more like a container based VSCode in the browser vs. a browser based VSCode)