Updated iamge prompt flow adn frotnend backend

backend/igny8_core/ai/functions/generate_image_prompts.py

@@ -151,9 +151,9 @@ class GenerateImagePromptsFunction(BaseAIFunction):
         prompts_created = 0
         
         with transaction.atomic():
-            # Save featured image prompt
+            # Save featured image prompt - use content instead of task
             Images.objects.update_or_create(
-                task=content.task,
+                content=content,
                 image_type='featured',
                 defaults={
                     'prompt': parsed['featured_prompt'],
@@ -171,7 +171,7 @@ class GenerateImagePromptsFunction(BaseAIFunction):
                 heading = h2_headings[idx] if idx < len(h2_headings) else f"Section {idx + 1}"
                 
                 Images.objects.update_or_create(
-                    task=content.task,
+                    content=content,
                     image_type='in_article',
                     position=idx + 1,
                     defaults={