# Task 4.9.2: Add unit tests for service and repository

## Metadata
- **Task ID**: 4.9.2
- **Title**: Add unit tests for service and repository
- **Phase**: 4 - Sample Feature Module (Blog)
- **Section**: 4.9
- **Status**: Pending
- **Priority**: High
- **Estimated Time**: TBD
- **Dependencies**: TBD

## Description
Add unit tests for service and repository

## Requirements
- Add unit tests for service and repository

## Implementation Steps
1. TODO: Add implementation steps
2. TODO: Add implementation steps
3. TODO: Add implementation steps

## Acceptance Criteria
- [ ] Task 4.9.2 is completed
- [ ] All requirements are met
- [ ] Code compiles and tests pass

## Related ADRs
- See relevant ADRs in `docs/adr/`

## Implementation Notes
- TODO: Add implementation notes

## Testing
```bash
# TODO: Add test commands
go test ./...
```