nsarno/knock

# Contributing Guidelines

Contribution is always highly appreciated. Here are a few guidelines to make it
easier and faster for pull requests to get merged and issues to get fixed.

### Issues

- Provide steps to reproduce the issue
- Even better if possible, provide a failing test

### Pull Requests

- Provide test for any code you add or change
- Add your changes to the changelog in the `Unreleased` section

Thanks ♥️