Generate Asset Price Chart (from OHLC data)

Render a candlestick chart image from preloaded OHLC candles. This skill focuses only on chart generation logic (no API calls).

When to use

• You already have OHLC candles and need a visual chart
• You want to generate PNG charts in backend jobs or bots
• You need a reusable chart renderer for any asset/timeframe

Required tools / APIs

• No external API required
• Node.js option: canvas
• Python option: matplotlib

Install:

# Node.js
npm install canvas