[#73] adding .precommit yaml

[MitchellBerend]

This pr adds a .pre-commit-config.yaml to the repo so others can install a
pre-commit.

The options added are in the suggested list of the pre-commit project.

Additional tasks

• Documentation for changes provided/changed
  - [ ] Tests added

[MitchellBerend]

There are quite a lot of files that don't pass the pre-commit checks that are defined in the current .pre-commit-config.yaml.
They are mostly whitespace and end-of-file newlines, should I add those changes to this pr as well?

[chshersh]

There are quite a lot of files that don't pass the pre-commit checks that are defined in the current .pre-commit-config.yaml.
They are mostly whitespace and end-of-file newlines, should I add those changes to this pr as well?

Go for it 👍🏻

[chshersh]

Looks terrific 🏆