fix:图表双y轴

src/components/home/LineChart.vue

@@ -77,9 +77,16 @@ watch(
         boundaryGap: false,
         data: newValue.data?.map(item => formatDateTime('HH:mm:ss', item.timestamp)),
       },
-      yAxis: {
+      yAxis: [
+        {
           type: 'value',
+          name: '温/湿度',
         },
+        {
+          type: 'value',
+          name: 'H₂O₂浓度/相对饱和度',
+        },
+      ],
       series: [
         {
           name: '温度',
@@ -109,6 +116,7 @@ watch(
           data: newValue.data?.map(item => item.h2o2.toFixed(2)),
           symbol: 'circle',
           symbolSize: 2,
+          yAxisIndex: 1,
           lineStyle: {
             color: '#ffd700',
             width: 1,
@@ -120,6 +128,7 @@ watch(
           data: newValue.data?.map(item => item.rs.toFixed(2)),
           symbol: 'circle',
           symbolSize: 2,
+          yAxisIndex: 1,
           lineStyle: {
             color: '#ff0000',
             width: 1,