feat: Add thumbnail management for albums and people, implement face embedding functionality

libertas_core/src/services.rs

@@ -52,6 +52,12 @@ pub trait AlbumService: Send + Sync {
     ) -> CoreResult<Album>;
     async fn delete_album(&self, album_id: Uuid, user_id: Uuid) -> CoreResult<()>;
     async fn get_public_album_bundle(&self, album_id: Uuid) -> CoreResult<PublicAlbumBundle>;
+    async fn set_album_thumbnail(
+        &self,
+        album_id: Uuid,
+        media_id: Uuid,
+        user_id: Uuid,
+    ) -> CoreResult<()>;
 }
 
 #[async_trait]
@@ -114,6 +120,13 @@ pub trait PersonService: Send + Sync {
         source_person_id: Uuid,
         user_id: Uuid,
     ) -> CoreResult<()>;
+
+    async fn set_person_thumbnail(
+        &self,
+        person_id: Uuid,
+        face_region_id: Uuid,
+        user_id: Uuid,
+    ) -> CoreResult<()>;
 }
 
 #[async_trait]