docs: add pull request template

Author: gofenix

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,28 @@
+## Description
+
+<!-- Provide a brief description of the changes in this PR -->
+
+## Type of Change
+
+<!-- Check the relevant box(es) -->
+
+- [ ] 🐛 Bug fix
+- [ ] ✨ New feature
+- [ ] 🔧 Refactor
+- [ ] 📝 Documentation update
+- [ ] 🧪 Test update
+- [ ] 🔨 Chore
+
+## Related Issue
+
+<!-- Link the related issue, e.g., Fixes #123 -->
+
+Fixes #
+
+## Checklist
+
+- [ ] I have followed the project's code style (run `pnpm format-and-lint:fix`)
+- [ ] I have added tests that prove my fix is effective or that my feature works
+- [ ] I have updated the documentation accordingly
+- [ ] I have run the server locally and verified the changes work
+- [ ] My commits follow the [Conventional Commits](https://www.conventionalcommits.org/) format