Use Prettier for code formating

[TyVik]

geopuzzle/frontend/workshop/index.jsx

Line 55 in 7abd23c

<input type="text" className="form-control" maxLength="50" id="search-input"

[TyVik]

Also remove use strict in headers.

[siddhantdixit]

@TyVik Can I work on this?

[TyVik]

Yep, sure :)