Update core/language_detector.py

Rename config.py to core/config.py

Rename short_term_memory.py to core/short_term_memory.py

Rename long_term_memory.py to core/long_term_memory.py

Rename chain_of_thought_manager.py to core/chain_of_thought_manager.py

Rename reasoning_core.py to core/reasoning_core.py

Rename ai_core.py to core/ai_core.py

Rename memory_db.py to core/memory_db.py

Rename language_detector.py to core/language_detector.py

Create core/__init__.py