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This update introduces the ability to set the RDB password via an environment variable in the LoadConfig function, enhancing database security. Additionally, the IP info controller file has been removed as it was no longer needed, streamlining the codebase.

- Implement dynamic Kafka authentication mechanism (PLAIN/SCRAM)
- Add environment variable-based Kafka broker and authentication configuration
- Modify log consumer service to support flexible Kafka connection setup
- Update Elasticsearch store initialization with new index template
- Extend WAF service types to support listener name and hosts

- Changed struct tags in `cmd/app/config.go` from `yaml` to `json`
- Maintains existing configuration structure while switching serialization format

- Updated config loading in `cmd/app/config.go` to use JSON instead of YAML
- Modified `internal/service/waf.go` to read WAF rules from JSON file
- Removed YAML library imports and replaced with JSON unmarshaling
- Updated file extensions from `.yaml` to `.json` in file reading logic

- Introduced new API endpoint and service method to enable/disable WAF for multiple listeners
- Updated router, controller, and service to support bulk listener WAF operations
- Added new request type `EnableListenerWafsReq` to handle multiple listener configurations
- Implemented logic to add or remove WAF configurations for specific listeners based on input