feat: implement persistent unread notification badge with realtime count

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,66 +1,66 @@
-## 📌 Related Issue
-
-Closes #
-
----
-
-## 📝 Description
-
-Provide a clear and concise summary of the changes made in this Pull Request.
-
----
-
-## 🚀 Type of Change
-
-Please mark the relevant option:
-
-- [ ] Bug fix
-- [ ] New feature
-- [ ] Documentation update
-- [ ] UI/UX improvement
-- [ ] Refactor
-- [ ] Performance improvement
-
----
-
-## 🧪 Testing
-
-Please confirm the following:
-
-- [ ] Project builds successfully
-- [ ] Lint checks pass
-- [ ] Changes tested locally
-- [ ] No console errors introduced
-
----
-
-## 📸 Screenshots / Videos
-
-Add screenshots or screen recordings if applicable.
-
----
-
-## 📋 Checklist
-
-Before submitting this PR, ensure:
-
-- [ ] Code follows repository guidelines
-- [ ] Self-review completed
-- [ ] Documentation updated if needed
-- [ ] No unrelated changes included
-- [ ] Issue linked properly
-
----
-
-## 📦 Build Verification
-
-```bash
-npm run build
-npm run lint
-```
-
----
-
-## 📝 Additional Notes
-
+## 📌 Related Issue
+
+Closes #
+
+---
+
+## 📝 Description
+
+Provide a clear and concise summary of the changes made in this Pull Request.
+
+---
+
+## 🚀 Type of Change
+
+Please mark the relevant option:
+
+- [ ] Bug fix
+- [ ] New feature
+- [ ] Documentation update
+- [ ] UI/UX improvement
+- [ ] Refactor
+- [ ] Performance improvement
+
+---
+
+## 🧪 Testing
+
+Please confirm the following:
+
+- [ ] Project builds successfully
+- [ ] Lint checks pass
+- [ ] Changes tested locally
+- [ ] No console errors introduced
+
+---
+
+## 📸 Screenshots / Videos
+
+Add screenshots or screen recordings if applicable.
+
+---
+
+## 📋 Checklist
+
+Before submitting this PR, ensure:
+
+- [ ] Code follows repository guidelines
+- [ ] Self-review completed
+- [ ] Documentation updated if needed
+- [ ] No unrelated changes included
+- [ ] Issue linked properly
+
+---
+
+## 📦 Build Verification
+
+```bash
+npm run build
+npm run lint
+```
+
+---
+
+## 📝 Additional Notes
+
 Add any additional context, limitations, or notes for reviewers here.