quantmodel — TradingView history scrape tool + wire GLD/VNQ proxies

Objective

TradingView history scrape tool + wire GLD/VNQ proxies.

Notes: research/tv_scrape (TV WS + Yahoo chart). GLD←GC=F←TVC:GOLD; VNQ←IYR. Catalog for BIL/LQD/HYG/TIP/QQQ. websocket-client dep.

Approach

Reuses existing report research/findings/tv-history-t171.md — tables/metrics preserved verbatim via source_report pointer. Body below summarizes grounded evidence from that report and adjacent artifacts.

Files / code / data changed

No commit SHA confidently associated with t171 in sampled log [reconstructed — uncertain].
Source report: research/findings/tv-history-t171.md
Task-history entry: research/findings/task-history.json#t171

Results

Key table from source report (preserved):

Subcommand	Source	Use
`history --symbol EXCHANGE:SYM`	TradingView WebSocket	Indexes / spot / futures Yahoo lacks
`yahoo-chart --symbol TICKER`	Yahoo chart API	Same pattern as tradingview-mcp `_fetch_ohlcv` (use `period1`/`period2`; avoid `range=max` → monthly)
`search --text …`	TV symbol search	Discover proxies
`probe-coverage`	Static catalog	TV options for GLD/VNQ/TLT/BIL/LQD/HYG/TIP/QQQ

Conclusions and metrics are in research/findings/tv-history-t171.md; see detail page for preserved tables/metrics.

Conclusions

[reconstructed — uncertain] Outcome inferred from status done and task note.

Problems / follow-ups

See source report or PR discussion for follow-ups. No unsupported follow-ups fabricated.