feat: Update dependencies and implement face detection features

- Updated async-nats dependency to version 0.45.0 in both libertas_api and libertas_worker.
- Introduced AI-related structures and traits in libertas_core for face detection.
- Added AiConfig and FaceDetectorRuntime enums to support different face detection methods.
- Implemented TractFaceDetector and RemoteNatsFaceDetector in libertas_infra for local and remote face detection.
- Created FaceDetectionPlugin to integrate face detection into the media processing pipeline.
- Enhanced XMP writing functionality to include face region data.
- Updated PluginManager to initialize face detection plugins based on configuration.

libertas_infra/src/lib.rs

@@ -1,5 +1,6 @@
-pub mod factory;
-pub mod repositories;
+pub mod ai;
 pub mod db_models;
+pub mod factory;
 pub mod mappers;
-pub mod query_builder;
+pub mod query_builder;
+pub mod repositories;