Create PULL_REQUEST_TEMPLATE.md

Comprehensive PR template with type of change checklist, related issues, testing checklist, documentation requirements, and contribution guidelines reference

Author: POWDER-RANGER

.github/PULL_REQUEST_TEMPLATE.md

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+## Description
+<!-- Provide a brief description of your changes -->
+
+## Type of Change
+<!-- Mark the relevant option with an [x] -->
+- [ ] Bug fix (non-breaking change which fixes an issue)
+- [ ] New feature (non-breaking change which adds functionality)
+- [ ] Documentation update
+- [ ] Code example
+- [ ] Performance improvement
+- [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
+
+## Related Issues
+<!-- Link any related issues using #issue_number -->
+Fixes #
+Relates to #
+
+## Changes Made
+<!-- List the specific changes you've made -->
+- 
+- 
+- 
+
+## Testing
+<!-- Describe the tests you ran to verify your changes -->
+- [ ] I have tested these changes locally
+- [ ] All existing tests pass
+- [ ] I have added new tests (if applicable)
+
+## Documentation
+<!-- Mark with [x] if applicable -->
+- [ ] I have updated the documentation
+- [ ] I have added inline comments to complex code
+- [ ] My changes require no documentation update
+
+## Checklist
+<!-- Mark completed items with [x] -->
+- [ ] My code follows the style guidelines of this project
+- [ ] I have performed a self-review of my own code
+- [ ] I have commented my code, particularly in hard-to-understand areas
+- [ ] My changes generate no new warnings
+- [ ] I have checked my code and corrected any misspellings
+- [ ] I have read and agree to the [CONTRIBUTING.md](../CONTRIBUTING.md) guidelines
+
+## Screenshots (if applicable)
+<!-- Add screenshots to help explain your changes -->
+
+## Additional Context
+<!-- Add any other context about the pull request here -->