- Refactored HAProxy configuration files, templates, and paths to use `/etc/easyhaproxy` instead of `/etc/haproxy`.
- Updated Dockerfile to generate DH params and placeholder certificates in the new configuration directory.
- Added health check support with timeout to `DockerComposeFixture` in E2E test utilities.
- Adjusted tests, templates, and plugins to use the new `Consts`-based configuration paths.
- Introduced pytest fixtures for environment isolation and temporary directory management.
- Introduced `docker-compose-acme-e2e.yml` for end-to-end testing with Pebble test server.
- Added tests to validate ACME challenge routing, certificate issuance, HTTPS functionality, and HAProxy configuration.
- Implemented CA certificate download fixture (`create_pebble_ca_file`) for test session initialization.
- Updated `.gitignore` to exclude Pebble-related files.
- Modified CI workflows to include `needs: [Test]` dependencies for E2E jobs, ensuring proper sequencing.
