- Introduced `ddev` configuration for Laravel-based SAML SSO setup.
- Added detailed technical specifications for SAML 2.0 integration, including endpoints, flows, and cryptographic signing.
- Created extensive unit tests to validate `SamlIdpController` and `SamlIdpService` functionalities.
- Enhanced metadata generation, SAML request parsing, and cryptographic signing of responses.
- Implemented models, services, and tests to standardize IdP interactions with Service Providers.
- Updated login and registration forms with improved layout and new components for better user experience.
- Removed unused favicon and replaced references with updated logo image.