## Issue #8: Implement Testing Framework

### Description

Set up a comprehensive testing framework for the helpyourneighbour project to ensure code quality and prevent regressions.

### Acceptance Criteria

- [ ] Choose and integrate testing library
- [ ] Create test structure and directory layout
- [ ] Write unit tests for core functionality
- [ ] Implement integration tests
- [ ] Set up continuous integration pipeline

### Tasks

- [ ] Install Jest or Mocha testing framework
- [ ] Configure test environment
- [ ] Create test directories and files
- [ ] Write unit tests for authentication
- [ ] Write integration tests for API endpoints
- [ ] Set up CI pipeline with GitHub Actions

### Notes

This issue addresses the need for a robust testing framework to maintain code quality and prevent regressions. The implementation will include both unit and integration tests, with a CI pipeline to automatically run tests on code changes.