adding new dashboard view. Muchas wow

ui/src/components/cards/PieChartCard.jsx

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+/*
+ * Copyright (c) 2025 by Christian Kellner.
+ * Licensed under Apache-2.0 with Commons Clause and Attribution/Naming Clause
+ */
+
+import React from 'react';
+import { Pie } from 'react-chartjs-2';
+import { Chart as ChartJS, ArcElement, Tooltip, Legend, Title as ChartTitle } from 'chart.js';
+
+import './ChartCard.less';
+
+ChartJS.register(ArcElement, Tooltip, Legend, ChartTitle);
+
+export default function PieChartCard({ data = [] }) {
+  const { labels, values } = React.useMemo(() => {
+    if (data && typeof data === 'object' && !Array.isArray(data)) {
+      const lbls = Array.isArray(data.labels) ? data.labels : [];
+      const vals = Array.isArray(data.values)
+        ? data.values.map((v) => (Number.isFinite(Number(v)) ? Number(v) : 0))
+        : [];
+      return { labels: lbls, values: vals };
+    }
+    if (Array.isArray(data)) {
+      const lbls = data.map((d) => d?.type ?? 'Unknown');
+      const vals = data.map((d) => {
+        const v = Number(d?.value);
+        return Number.isFinite(v) ? v : 0;
+      });
+      return { labels: lbls, values: vals };
+    }
+    return { labels: [], values: [] };
+  }, [data]);
+
+  const palette = React.useMemo(
+    () => [
+      '#4e79a7',
+      '#f28e2b',
+      '#e15759',
+      '#76b7b2',
+      '#59a14f',
+      '#edc948',
+      '#b07aa1',
+      '#ff9da7',
+      '#9c755f',
+      '#bab0ab',
+    ],
+    [],
+  );
+
+  const chartData = React.useMemo(
+    () => ({
+      labels,
+      datasets: [
+        {
+          data: values,
+          backgroundColor: labels.map((_, i) => palette[i % palette.length]),
+          borderColor: labels.map((_, i) => palette[i % palette.length]),
+          borderWidth: 1,
+        },
+      ],
+    }),
+    [labels, values, palette],
+  );
+
+  const options = React.useMemo(
+    () => ({
+      responsive: true,
+      maintainAspectRatio: false,
+      plugins: {
+        legend: {
+          display: true,
+          position: 'right',
+          labels: {
+            color: () => '#fff',
+          },
+        },
+        title: { display: false },
+        tooltip: {
+          callbacks: {
+            label: (ctx) => {
+              const label = ctx.label || '';
+              const val = ctx.parsed !== undefined ? ctx.parsed : ctx.raw;
+              return `${label}: ${val}%`;
+            },
+          },
+        },
+      },
+    }),
+    [],
+  );
+
+  const isEmpty = !labels || labels.length === 0 || !values || values.length === 0;
+
+  return (
+    <>{isEmpty ? <div className="chartCard__no__data">No Data</div> : <Pie data={chartData} options={options} />}</>
+  );
+}