feat: Implement person and tag management services

- Added `Person` and `Tag` models to the core library.
- Created `PersonService` and `TagService` traits with implementations for managing persons and tags.
- Introduced repositories for `Person`, `Tag`, `FaceRegion`, and `PersonShare` with PostgreSQL support.
- Updated authorization logic to include permissions for accessing and editing persons.
- Enhanced the schema to support new models and relationships.
- Implemented database migrations for new tables related to persons and tags.
- Added request and response structures for API interactions with persons and tags.

libertas_api/src/routes.rs

@@ -1,7 +1,7 @@
 use axum::{Router, routing::get};
 
 use crate::{
-    handlers::{album_handlers, auth_handlers, media_handlers, user_handlers},
+    handlers::{album_handlers, auth_handlers, media_handlers, person_handlers, tag_handlers, user_handlers},
     state::AppState,
 };
 
@@ -10,11 +10,17 @@ pub fn api_routes(max_upload_size: usize) -> Router<AppState> {
     let user_routes = user_handlers::user_routes();
     let media_routes = media_handlers::media_routes(max_upload_size);
     let album_routes = album_handlers::album_routes();
+    let media_tag_routes = tag_handlers::tag_routes();
+    let people_routes = person_handlers::people_routes();
+    let face_routes = person_handlers::face_routes();
 
     Router::new()
         .route("/api/v1/health", get(|| async { "OK" }))
         .nest("/api/v1/auth", auth_routes)
         .nest("/api/v1/users", user_routes)
         .nest("/api/v1/media", media_routes)
+        .nest("/api/v1/media/{media_id}/tags", media_tag_routes)
         .nest("/api/v1/albums", album_routes)
+        .nest("/api/v1/people", people_routes)
+        .nest("/api/v1", face_routes)
 }