Implemented delete asset on device and on database (#22)

* refactor serving file function asset service
* Remove PhotoViewer for now since it creates a problem in 2.10
* Added error message for wrong decode file and logo for failed to load file
* Fixed error when read stream cannot be created and crash server
* Added method to get all assets as a raw array
* Implemented cleaner way of grouping image
* Implemented operation to delete assets in the database
* Implemented delete on database operation
* Implemented delete on device operation
* Fixed issue display wrong information when the auto backup is enabled after deleting all assets

server/src/modules/background-task/background-task.service.ts

@@ -12,7 +12,7 @@ export class BackgroundTaskService {
   ) {}
 
   async extractExif(savedAsset: AssetEntity, fileName: string, fileSize: number) {
-    const job = await this.backgroundTaskQueue.add(
+    await this.backgroundTaskQueue.add(
       'extract-exif',
       {
         savedAsset,
@@ -22,4 +22,14 @@ export class BackgroundTaskService {
       { jobId: randomUUID() },
     );
   }
+
+  async deleteFileOnDisk(assets: AssetEntity[]) {
+    await this.backgroundTaskQueue.add(
+      'delete-file-on-disk',
+      {
+        assets,
+      },
+      { jobId: randomUUID() },
+    );
+  }
 }