feat: add cls.cn red telegraph + eastmoney calendar backup sources

fix: import script auto-enable SSL for MySQL, refuse silent sqlite fallback

feat: add /admin/db-info endpoint to inspect live DB connection

fix: boards_catalog merge industry+concept into single payload

feat: add board/index daily OHLCV endpoints with row-level side-table cache

fix: add missing TTL keys for US/X endpoints

feat: add niuone US market + X timeline sources on HF tip

Prefer direct board flow providers

Prefer faster EastMoney financial abstract source

Add direct EastMoney daily and board flow fallbacks

Prefer EastMoney daily fallback after Yahoo

Fix Yahoo daily date ranges and financial report-date scan

Prioritize Yahoo daily K-line and improve financial sample coverage

Speed up futures basis and refresh API docs

Fix ETF premium detail source

Add ETF premium and HK short selling sources

Reorder slow fallback sources

Add fast Jin10 macro sources

Shorten flaky source timeouts

Fix legacy temperature and source ordering

Shorten money fund direct timeout

Add direct money fund spot source

Speed up market breadth fallback

Limit default AI search to fastest site

Use direct limit pools for market temperature

Add direct EastMoney fund holdings fallback

Prefer fast AI hub search for GET endpoint

Optimize search GET fallback and data source stability

Prefer fast breadth source and keep direct fallback

Add direct EastMoney market breadth fallback

Fix post-deploy API failures and fast direct fund sources

Optimize data source fallbacks after full API test

Add fleur-derived data endpoints and source fallbacks

fix: 引入全局源调用池，防止 HF Pro tier worker pool 饱和

docs: 更新基差接口文档 - 补充日内走势和返回结构说明

feat: 股指期货基差支持日内5分钟走势

docs: 更新股指期货基差接口文档（支持多日查询）

feat: 股指期货基差接口支持多日历史查询

docs: 添加股指期货基差接口文档

feat: 新增股指期货基差接口 /market/futures-basis

feat: 新增 Yahoo Finance 作为第5/6个数据源轮换

docs: 添加 purge-all 接口文档

fix: 修复宏观数据排序 + 添加全量缓存清除接口

fix: 修复3个数据时效性问题

fix: 股东户数接口 - 修复datacenter报告名 + 新增F10备用源 + 调整优先级

refactor: swap chip endpoints — CYQ precise becomes /chip default

fix: chip-cyq uses AKShare daily K-line + local CYQ algorithm

fix: use Scrapling Fetcher for chip-cyq (bypasses HF IP blocking)

fix: use curl_cffi for chip-cyq to bypass HF IP blocking

feat: add chip-cyq endpoint (precise chip distribution via CYQ algorithm)