feat: add image management functionality

- Implemented image folder repository with CRUD operations.
- Added image reference repository for managing image references to articles.
- Created image repository for handling image assets, including listing, inserting, updating, and deleting images.
- Introduced image usage repository to track storage usage and quotas for tenants.
- Added SQL queries for image assets, folders, references, and usage.
- Developed image handler for HTTP endpoints to manage images and folders.
- Created database migration scripts for image-related tables and structures.

server/internal/tenant/app/prompt_generate_service.go

@@ -301,7 +301,7 @@ func (s *PromptRuleGenerationService) enqueuePromptRuleGeneration(ctx context.Co
 	}
 
 	inputJSON, _ := json.Marshal(inputParams)
-	wizardStateJSON, _ := mergeArticleWizardState(nil, promptRuleGeneratingTitlePlaceholder, platformIDs, nil)
+	wizardStateJSON, _ := mergeArticleWizardState(nil, promptRuleGeneratingTitlePlaceholder, platformIDs, nil, NullableInt64Input{})
 
 	tx, err := s.pool.Begin(ctx)
 	if err != nil {