## Description
<!-- Provide a brief description of the changes in this PR -->

This PR enhances the project documentation by adding comprehensive API reference, user guide, and contributing guidelines.

### Changes Made
- Add comprehensive API documentation with examples
- Include detailed user guide with practical examples
- Add best practices section covering performance, SEO, security, and monitoring
- Create CONTRIBUTING.md with detailed contribution guidelines
- Update README.md with quick-start contributing section

## Type of Change
<!-- Mark the appropriate option with an [x] -->

- [ ] Bug fix (non-breaking change which fixes an issue)
- [ ] New feature (non-breaking change which adds functionality)
- [x] Documentation update
- [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)

## Testing
<!-- Describe the testing you have performed -->

- [x] Verified all documentation links are working
- [x] Checked code examples for accuracy
- [x] Validated markdown formatting
- [x] Ensured consistency with existing documentation

## Checklist
<!-- Mark completed items with an [x] -->

- [x] My code follows the style guidelines of this project
- [x] I have performed a self-review of my own changes
- [x] I have commented my code, particularly in hard-to-understand areas
- [x] I have made corresponding changes to the documentation
- [x] My changes generate no new warnings
- [x] I have added tests that prove my fix is effective or that my feature works
- [x] New and existing unit tests pass locally with my changes
- [x] Any dependent changes have been merged and published in downstream modules

## Additional Notes
<!-- Add any additional notes or context about the PR here -->

The documentation improvements aim to make the project more accessible to new contributors and provide clearer guidance for users implementing SEO optimization in their Django projects.
