fix: correct KubernetesClient import to K8sClient in Celery tasks

app/celery_app.py

@@ -0,0 +1,69 @@
+"""
+Celery configuration for background task processing.
+"""
+from celery import Celery
+import os
+
+# Redis configuration
+REDIS_URL = os.getenv('REDIS_URL', 'redis://localhost:6379/0')
+
+# Create Celery instance
+celery_app = Celery(
+    'oru_analyzer',
+    broker=REDIS_URL,
+    backend=REDIS_URL,
+    include=[
+        'app.tasks.cluster_analysis',
+        'app.tasks.prometheus_queries',
+        'app.tasks.recommendations'
+    ]
+)
+
+# Celery configuration
+celery_app.conf.update(
+    # Task settings
+    task_serializer='json',
+    accept_content=['json'],
+    result_serializer='json',
+    timezone='UTC',
+    enable_utc=True,
+    
+    # Task routing
+    task_routes={
+        'app.tasks.cluster_analysis.*': {'queue': 'cluster_analysis'},
+        'app.tasks.prometheus_queries.*': {'queue': 'prometheus'},
+        'app.tasks.recommendations.*': {'queue': 'recommendations'},
+    },
+    
+    # Task execution
+    task_acks_late=True,
+    worker_prefetch_multiplier=1,
+    task_reject_on_worker_lost=True,
+    
+    # Result settings
+    result_expires=3600,  # 1 hour
+    result_persistent=True,
+    
+    # Monitoring
+    worker_send_task_events=True,
+    task_send_sent_event=True,
+    
+    # Retry settings
+    task_default_retry_delay=60,  # 1 minute
+    task_max_retries=3,
+    
+    # Task time limits
+    task_soft_time_limit=300,  # 5 minutes
+    task_time_limit=600,       # 10 minutes
+)
+
+# Optional: Configure periodic tasks
+celery_app.conf.beat_schedule = {
+    'health-check': {
+        'task': 'app.tasks.cluster_analysis.health_check',
+        'schedule': 60.0,  # Every minute
+    },
+}
+
+if __name__ == '__main__':
+    celery_app.start()