chore: add pull request template

- Type of Change checkboxes (bug, feature, breaking, dashboard, refactor, docs, security/privacy)
- Privacy prerequisite check (no new PII without PRIVACY.md update)
- Links to privacy documentation

.github/pull_request_template.md

@@ -0,0 +1,32 @@
+## ✍️ Description
+
+<!-- Briefly describe the changes made in this PR. -->
+
+## 🔗 Related Issue
+
+Fixes #
+
+## ✅ Prerequisites
+
+- [ ] **Self-review completed** – Code follows project standards.
+- [ ] **Tested thoroughly** – Changes work as expected.
+- [ ] **No security risks** – No hardcoded secrets or exposed credentials.
+- [ ] **Privacy checked** – No new PII collected without documentation in [PRIVACY.md](docs/PRIVACY.md).
+
+---
+
+## 🛠️ Type of Change
+
+- [ ] 🐞 **Bug fix** – Resolves an issue without breaking functionality.
+- [ ] ✨ **New feature** – Adds new, non-breaking functionality.
+- [ ] 💥 **Breaking change** – Alters existing functionality in a way that may require updates.
+- [ ] 📊 **Dashboard update** – Changes to charts, statistics, or UI components.
+- [ ] 🔧 **Refactoring / Code Cleanup** – Improves readability or maintainability without changing functionality.
+- [ ] 📝 **Documentation update** – Changes to README, PRIVACY.md, ROPA.md, TOMS.md, or other docs.
+- [ ] 🔒 **Security / Privacy** – Changes related to data handling, GDPR compliance, or access control.
+
+---
+
+## 📋 Additional Context
+
+<!-- Any additional context, screenshots, or relevant details. -->