## Issue #7: Implement API Documentation

### Description

Create comprehensive API documentation for the helpyourneighbour project to improve developer experience and ease of use.

### Acceptance Criteria

- [ ] Generate OpenAPI/Swagger documentation
- [ ] Document all API endpoints
- [ ] Include example requests and responses
- [ ] Make documentation accessible via web interface
- [ ] Update documentation with each API change

### Tasks

- [ ] Integrate Swagger/OpenAPI tooling
- [ ] Add JSDoc comments to API endpoints
- [ ] Create documentation generation script
- [ ] Deploy documentation to public endpoint
- [ ] Add link to documentation in README

### Notes

This issue addresses the need for clear and accessible API documentation. The implementation will use OpenAPI/Swagger to automatically generate documentation from code comments, making it easier for developers to understand and use the API.