style: normalize python formatting gates

apps/worker/worker_app/tasks/classification.py

@@ -1,14 +1,21 @@
 from worker_app.celery_app import celery_app
 from worker_app.db import SessionLocal
-from packages.domain import AssetClassification, ClassificationJob, ClassificationJobStatus
-from packages.adapters.sqlalchemy_impl.classification_job_repository import SQLAlchemyClassificationJobRepository
+
+from packages.adapters.sqlalchemy_impl.classification_job_repository import (
+    SQLAlchemyClassificationJobRepository,
+)
+from packages.domain import (
+    AssetClassification,
+    ClassificationJob,
+    ClassificationJobStatus,
+)
 
 
 @celery_app.task(name="worker.classify_asset")
 def classify_asset(job_id: str) -> dict:
     """
     Classify asset task.
-    
+
     Steps:
     1. Fetch ClassificationJob from repository
     2. Fetch Asset from repository
@@ -20,31 +27,31 @@ def classify_asset(job_id: str) -> dict:
     session = SessionLocal()
     try:
         job_repo = SQLAlchemyClassificationJobRepository(session)
-        
+
         job = job_repo.get(job_id)
         if job is None:
             return {"status": "failed", "error": "job not found"}
-        
+
         try:
             # Update job status to PROCESSING
             job.status = ClassificationJobStatus.PROCESSING
             job_repo.update(job)
             session.commit()
-            
+
             # Mock classification (in real implementation: use ML model, vision API, etc.)
             # For now, randomly classify based on asset_id hash
             asset_id_hash = sum(ord(c) for c in job.asset_id)
             classifications = list(AssetClassification)
             classification = classifications[asset_id_hash % len(classifications)]
             confidence = 0.85
-            
+
             # Update job status to COMPLETED
             job.status = ClassificationJobStatus.COMPLETED
             job.classification = classification.value
             job.confidence = confidence
             job_repo.update(job)
             session.commit()
-            
+
             return {
                 "status": "completed",
                 "job_id": job.id,
@@ -58,7 +65,7 @@ def classify_asset(job_id: str) -> dict:
             job.error_message = str(e)
             job_repo.update(job)
             session.commit()
-            
+
             return {
                 "status": "failed",
                 "job_id": job.id,