Run a screener (params as query string)

GET alternative to POST /screeners/{id}/run — same screener, params passed as query string instead of a JSON body. Screener ids include bullish-pullback, momentum, volatility-squeeze, small-cap, volatility-surge, gamma-scan, csp-wheel, leaps, leveraged, daily-cuts, accumulation-watch, stage2-uptrend and momentum-leaders. stage2-uptrend and momentum-leaders: membership list only on the public API (symbol, name, direction, earningsSoon; no prices or market data).