Problem: Your team is using VS Code, and you want to make it easy for all...
Problem: Your team is using VS Code, and you want to make it easy for all your developers to use the same extensions.
Solution: Create .vscode/extensions.json
When developers open the project, they'll get a prompt to install the recommend extensions.

Here's a list of extensions I typically recommend on each project:
https://gist.github.com/coryhouse/d088bd15dbdc965eb5c7aa9691dbd90d