- Introduced health checks to Docker Compose files for better service reliability.
- Added ACME environment readiness validation to ensure proper configuration for Certbot.
- Implemented unit tests for Certbot's `check_acme_environment_ready` method to cover edge cases.
- Improved E2E tests with startup wait adjustments and dynamic certificate issuance verification.
- Enhanced Kubernetes test cleanup with forced resource deletion for faster termination.
- 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.
