POSTGRES_PASSWORD=braindb2026
EMBEDDING_MODEL=nomic-embed-text
CHAT_MODEL=qwen3:8b
LOG_LEVEL=INFO
SEARCH_TOP_K=10
SEARCH_THRESHOLD=0.65
CORS_ORIGINS=http://localhost:3000,http://192.168.1.16:3001
CHUNK_SIZE=700
CHUNK_OVERLAP=70