Candlestick Chart Build
A silent candlestick film on a dark trading terminal — OHLC bars appear left to right, each fading in and growing up from its low, a moving-average line threads through, a live price tag rides the last close, and a progress rail fills along the bottom.
How it works
Author the candles and labels in sheet.json
build.mjs validates and assembles the page
render.mjs produces a silent mp4 + report.json