Refactor keyword handling: Replace 'intent' with 'country' across backend and frontend

- Updated AutomationService to include estimated_word_count.
- Increased stage_1_batch_size from 20 to 50 in AutomationViewSet.
- Changed Keywords model to replace 'intent' property with 'country'.
- Adjusted ClusteringService to allow a maximum of 50 keywords for clustering.
- Modified admin and management commands to remove 'intent' and use 'country' instead.
- Updated serializers to reflect the change from 'intent' to 'country'.
- Adjusted views and filters to use 'country' instead of 'intent'.
- Updated frontend forms, filters, and pages to replace 'intent' with 'country'.
- Added migration to remove 'intent' field and add 'country' field to SeedKeyword model.

backend/igny8_core/business/automation/services/automation_service.py

@@ -637,6 +637,7 @@ class AutomationService:
                     content_type=idea.content_type or 'post',
                     content_structure=idea.content_structure or 'article',
                     keywords=keywords_str,
+                    word_count=idea.estimated_word_count,
                     status='queued',
                     account=idea.account,
                     site=idea.site,