feat: Add thumbnail generation feature and update media model

- Updated workspace members to include `libertas_importer`.
- Added a new migration to add `thumbnail_path` column to `media` table.
- Enhanced configuration structures to include `thumbnail_config`.
- Modified `Media` model to include `thumbnail_path`.
- Updated `MediaRepository` trait and its implementation to handle thumbnail path updates.
- Created `ThumbnailPlugin` for generating thumbnails based on media configurations.
- Integrated thumbnail generation into the media processing workflow.
- Updated dependencies in `libertas_worker` and `libertas_importer` for image processing.

libertas_core/src/plugins.rs

@@ -3,9 +3,7 @@ use std::sync::Arc;
 use async_trait::async_trait;
 
 use crate::{
-    error::CoreResult,
-    models::Media,
-    repositories::{AlbumRepository, MediaRepository, UserRepository},
+    config::Config, error::CoreResult, models::Media, repositories::{AlbumRepository, MediaRepository, UserRepository}
 };
 
 pub struct PluginData {
@@ -17,6 +15,7 @@ pub struct PluginContext {
     pub album_repo: Arc<dyn AlbumRepository>,
     pub user_repo: Arc<dyn UserRepository>,
     pub media_library_path: String,
+    pub config: Arc<Config>,
 }
 
 #[async_trait]