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feat(stocks): Introduce unified stock data service, new providers, improved caching and German business data tooling

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Jürgen Kunz
2025-11-06 22:58:46 +00:00
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changelog.md
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# Changelog
## 2025-11-06 - 3.4.0 - feat(stocks)
Introduce unified stock data service, new providers, improved caching and German business data tooling
- Add StockDataService: unified API to fetch price + fundamentals with automatic enrichment and batch support
- Introduce BaseProviderService abstraction and refactor provider management, caching and retry logic
- Enhance StockPriceService: unified getData, discriminated union request types, data-type aware TTLs and smarter cache keys
- Add Marketstack provider with intraday/EOD selection, pagination, OHLCV and exchange filtering
- Add CoinGecko provider with robust rate-limiting, coin ID resolution and crypto support (current, historical, intraday)
- Add SEC EDGAR fundamentals provider: CIK lookup, company facts parsing, rate limiting and caching
- Improve FundamentalsService: unified fetching, caching and enrichment helpers (enrichWithPrice, enrichBatchWithPrices)
- Enhance Yahoo provider and other provider mappings for better company metadata and market state handling
- Add German business data tooling: JsonlDataProcessor for JSONL bulk imports, HandelsRegister browser automation with download handling and parsing
- Expose OpenData entry points: DB init, JSONL processing and Handelsregister integration; add readme/docs and usage examples
## 2025-11-02 - 3.3.0 - feat(stocks/CoinGeckoProvider)
Add CoinGecko provider for cryptocurrency prices, export and tests, and update documentation