Pre-commit Prettier hook

[geoffdutton]

Is your feature request related to a problem? Please describe.
When I'm developing, I am able to commit code that does not conform to the Prettier syntax style.

Describe the solution you'd like [optional]
Add a pre-commit hook to run Prettier and fix lint errors as explained here.

[Samridhi-98]

@geoffdutton Is this issue is still valid, I would like to work on it.

[hugosenari]

do it