feat: y-axis SI prefix, hide tick from legend, fix table sort

web/components/ChartCard/UpsChart.tsx

@@ -4,6 +4,7 @@ import 'uplot/dist/uPlot.min.css';
 import uPlot from 'uplot';
 import { CardShell } from './CardShell';
 import { AXIS_BASE, CURSOR_NO_DRAG, makeYScale } from './plotHelpers';
+import { formatSI } from '@/lib/formatNumber';
 import { usePlot } from './usePlot';
 import type { ChartConfig, UpsRow } from '@/lib/types';
 import type { TimeMode } from '@/lib/types';
@@ -49,7 +50,7 @@ export default function UpsChart({ config, upsRows, timeMode, onEdit, onDelete }
           { label: timeMode === 'tick' ? 'Tick' : 'Time' },
           { label: 'UPS', stroke: '#4ade80', width: 1.5 },
         ],
-        axes:   [xAxis, { ...AXIS_BASE }],
+        axes:   [xAxis, { ...AXIS_BASE, values: (_u, vals) => vals.map(v => v == null ? '' : formatSI(v)) }],
         scales: {
           x: { time: false },
           y: makeYScale(config.y_min ?? null, config.y_max ?? null, config.y_scale),