- Included the `shutdown` command in the Huawei interface template to manage interface states.
- Added a new interface configuration in `config.conf` with the `shutdown` command.
- Updated the expected output JSON to reflect the new interface and its shutdown state for accurate testing and validation of configurations.
- Introduced a new configuration file `config.conf` for Huawei devices, detailing interface settings and VLAN configurations.
- Added an expected output JSON file `config.expected.json` to validate the parsing of Huawei configurations against expected results, including system model, serial number, and interface details.