Add .github

.github/pull_request_template.md

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+## Description
+
+Please include a summary of the changes.
+
+### Screenshot
+
+Include screenshots if the changes are UI-related.
+
+### Issues Fixed or Closed
+
+- Fixes #(issue)
+
+## Type of Change
+
+Please delete options that are not relevant.
+
+- [ ] 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 not work as expected)
+
+## Checklist
+
+- [ ] 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
+- [ ] I have added or updated the documentation blocks for new or existing components