Update index.js

index.js

@@ -165,7 +165,7 @@ app.post('/chart/candle', async (req, res) => {
         const chartX = 20;
         const chartY = 60;
         const chartW = 1050;
-        const chartH = 550;
+        const chartH = 530;
 
         const minPrice = Math.min(...candles.map(c => c.low));
         const maxPrice = Math.max(...candles.map(c => c.high));