# Core services (tool_proxy.py, proxy_filters.py, adapter.py)
# 核心服务仅使用 Python 标准库，无第三方依赖

# --- Optional modules (install as needed) ---
# KB RAG (kb_embed.py, kb_rag.py, local_embed.py):
#   pip3 install -r requirements-rag.txt
#
# Multimodal Memory (mm_index.py, mm_search.py):
#   pip3 install -r requirements-mm.txt
#
# Freight Watcher (importyeti_scraper.py):
#   pip3 install playwright && python3 -m playwright install chromium

# Version policy: pin exact versions in requirements-*.txt for reproducibility.
# Review and update quarterly or when upstream releases critical fixes.
