- Added integration tests to validate HAProxy configuration generation for Certbot's HTTP-01 challenges.
- Verified handling of ACLs, SSL redirects, multi-domain setups, and backend behaviors.
- Introduced unit tests for the Certbot class to ensure proper ACME server handling, certificate status checks, and configuration validation.
- Improved test coverage for edge cases, including EAB credentials, manual hooks, and custom ports.
- Enhanced certbot-related environment variable parsing and error scenarios.
