Add automation module to settings and update app labels

- Registered the new AutomationConfig in the INSTALLED_APPS of settings.py.
- Set the app_label for AutomationRule and ScheduledTask models to 'automation' for better organization and clarity in the database schema.

backend/igny8_core/business/automation/models.py

@@ -74,6 +74,7 @@ class AutomationRule(SiteSectorBaseModel):
     updated_at = models.DateTimeField(auto_now=True)
     
     class Meta:
+        app_label = 'automation'
         db_table = 'igny8_automation_rules'
         ordering = ['-created_at']
         verbose_name = 'Automation Rule'
@@ -125,6 +126,7 @@ class ScheduledTask(AccountBaseModel):
     updated_at = models.DateTimeField(auto_now=True)
     
     class Meta:
+        app_label = 'automation'
         db_table = 'igny8_scheduled_tasks'
         ordering = ['-scheduled_at']
         verbose_name = 'Scheduled Task'