Refactor fleet module and add cleanup script

- Update Celery configuration in celery.py
- Modify base settings for improved performance
- Enhance task management in fleet tasks.py
- Revise fleet views.py for better data handling
- Add cleanup_tmp_archives.sh script for temporary file management
- Adjust docker-compose.prod.yml for consistency
- Optimize fleetDashboardStore.js with reduced code complexity

backend/core/celery.py

@@ -2,11 +2,33 @@
 
 import os
 from celery import Celery
+from celery import Task
+import gc
+import logging
 
 # Postavi Django settings modul
 os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'core.settings')
 
 app = Celery('core')
+logger = logging.getLogger(__name__)
+
+
+class ResourceAwareTask(Task):
+    """Celery base task s hookovima za memory-heavy async operacije."""
+
+    abstract = True
+
+    def on_success(self, retval, task_id, args, kwargs):
+        logger.info("Celery task uspješan: %s (%s)", self.name, task_id)
+        super().on_success(retval, task_id, args, kwargs)
+
+    def on_failure(self, exc, task_id, args, kwargs, einfo):
+        logger.exception("Celery task neuspješan: %s (%s): %s", self.name, task_id, exc)
+        super().on_failure(exc, task_id, args, kwargs, einfo)
+
+    def after_return(self, status, retval, task_id, args, kwargs, einfo):
+        gc.collect()
+        super().after_return(status, retval, task_id, args, kwargs, einfo)
 
 # Koristi konfiguraciju iz settings.py s prefiksom 'CELERY_'
 app.config_from_object('django.conf:settings', namespace='CELERY')

backend/core/settings/base.py

@@ -154,6 +154,10 @@ REDIS_URL = os.environ.get('REDIS_URL', 'redis://localhost:6379/0')
 
 CELERY_BROKER_URL = REDIS_URL
 CELERY_RESULT_BACKEND = REDIS_URL
+CELERY_WORKER_PREFETCH_MULTIPLIER = 1
+CELERY_TASK_ACKS_LATE = True
+CELERY_WORKER_MAX_TASKS_PER_CHILD = 20
+CELERY_WORKER_MAX_MEMORY_PER_CHILD = 300000
 
 # Ako želiš koristiti Redis kao brzi cache sustav unutar Djanga (izvrsno za ERP performanse)
 # Za ovo ti je potreban paket 'django-redis' u requirements.txt
@@ -175,6 +179,14 @@ CELERY_BEAT_SCHEDULE = {
         'task': 'modules.fleet.tasks.cleanup_expired_generated_pdfs_task',
         'schedule': crontab(minute=0),
     },
+    'cleanup-expired-generated-archives-hourly': {
+        'task': 'modules.fleet.tasks.cleanup_expired_generated_archives_task',
+        'schedule': crontab(minute=10),
+    },
+    'cleanup-stale-tmp-archives-daily': {
+        'task': 'modules.fleet.tasks.cleanup_stale_tmp_archives_task',
+        'schedule': crontab(hour=3, minute=30),
+    },
     'notify-upcoming-tasks-daily': {
         'task': 'modules.task_management.tasks.notify_upcoming_tasks',
         'schedule': crontab(hour=8, minute=0),