5 new endpoints under /api/v1/cn/:
- GET /cn/a-share/{symbol}/quote - A-share real-time quote
- GET /cn/a-share/{symbol}/historical - A-share historical OHLCV
- GET /cn/a-share/search?query= - search A-shares by name
- GET /cn/hk/{symbol}/quote - HK stock real-time quote
- GET /cn/hk/{symbol}/historical - HK stock historical OHLCV
Features:
- Chinese column names auto-mapped to English
- Symbol validation: A-share ^[036]\d{5}$, HK ^\d{5}$
- qfq (forward-adjusted) prices by default
- 79 new tests (51 service unit + 28 route integration)
- All 470 tests passing
- Pin curl_cffi==0.7.4 to avoid BoringSSL bug in 0.12-0.14
- Patch curl_cffi Session to use safari TLS fingerprint instead of
chrome, which triggers SSL_ERROR_SYSCALL on some networks
- Register FRED API key with OpenBB credentials at startup
- Fix macro overview to return latest data instead of oldest, and
extract values by FRED series ID key
- Replace Finnhub upgrades endpoint (premium-only) with yfinance
upgrades_downgrades which includes price target changes
- Remove redundant curl_cffi upgrade from Dockerfile
