- Revision 3519128: /echo-knowledge-base/trunk/includes/ai/services

• ..
• class-epkb-ai-base-handler.php
• class-epkb-ai-chat-handler.php
• class-epkb-ai-model-catalog-interface.php
• class-epkb-ai-pdf-extractor.php
• class-epkb-ai-provider.php
• class-epkb-ai-search-handler.php