.github/PULL_REQUEST_TEMPLATE.md

## Description

- Please include a summary of the changes and the related issue.
- Fixes # (issue)

## Type of change

- [ ] New features (non-breaking change).
- [ ] Bug fix (non-breaking change).
- [ ] Breaking change (fix or feature that would cause existing functionality not to work as expected).

## Checklist

- [ ] I have performed a self-review of my code.
- [ ] I have added thorough tests if it is a core feature.
- [ ] There is a reference to the original bug report and related work.
- [ ] I have commented on my code, particularly in hard-to-understand areas.
- [ ] The feature is well documented.