chore: Add PR template

Author: IgorBogdanovic

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,21 @@
+### Description
+
+### Type of Change
+
+- [ ] Bug fix (non-breaking change which fixes an issue)
+- [ ] New feature (non-breaking change which adds functionality)
+- [ ] Breaking change (fix or feature that would cause existing functionality to change)
+- [ ] Refactor (code change that neither fixes a bug nor adds a feature)
+
+### Related Issues
+
+- Resolves #<issue-number>
+- Fixes #<issue-number>
+
+### Checklist:
+
+- [ ] I have reviewed the changes in this pull request
+- [ ] I have updated the documentation (if needed)
+- [ ] I have written tests for new functionality (if applicable)
+- [ ] I have checked that my changes do not break anything
+- [ ] I have verified that the changes work as expected