refactor: enhance logging and task management in document storage and upload tasks

app/tasks/send_to_all.py

@@ -4,18 +4,31 @@ from app.celery_app import celery
 from app.tasks.upload_to_dropbox import upload_to_dropbox
 from app.tasks.upload_to_nextcloud import upload_to_nextcloud
 from app.tasks.upload_to_paperless import upload_to_paperless
+from app.utils import task_logger, log_task
 
 @celery.task
+@log_task("send_to_all_destinations")
 def send_to_all_destinations(file_path: str):
     """
     Fires off tasks to upload a single file to Dropbox, Nextcloud, and Paperless.
     These tasks run in parallel (Celery returns immediately from each .delay()).
     """
-    upload_to_dropbox.delay(file_path)
-    upload_to_nextcloud.delay(file_path)
-    upload_to_paperless.delay(file_path)
+    task_logger(f"Sending {file_path} to all destinations", step_name="send_to_all")
+    
+    dropbox_task = upload_to_dropbox.delay(file_path)
+    nextcloud_task = upload_to_nextcloud.delay(file_path)
+    paperless_task = upload_to_paperless.delay(file_path)
+
+    task_logger(f"Enqueued file for all destinations: Dropbox (task: {dropbox_task.id}), "
+               f"Nextcloud (task: {nextcloud_task.id}), Paperless (task: {paperless_task.id})",
+               step_name="send_to_all", status="success")
 
     return {
         "status": "All upload tasks enqueued",
-        "file_path": file_path
+        "file_path": file_path,
+        "task_ids": {
+            "dropbox": dropbox_task.id,
+            "nextcloud": nextcloud_task.id, 
+            "paperless": paperless_task.id
+        }
     }