fix init.

src/shared/composables/chart.ts

@@ -0,0 +1,28 @@
+import {
+  Chart as ChartJS,
+  Title,
+  Colors,
+  Tooltip,
+  Legend,
+  BarElement,
+  ArcElement,
+  CategoryScale,
+  LinearScale,
+} from "chart.js"
+
+const [isLoaded] = useToggle()
+
+export function loadChart() {
+  if (isLoaded.value) return
+  ChartJS.register(
+    CategoryScale,
+    LinearScale,
+    BarElement,
+    ArcElement,
+    Colors,
+    Title,
+    Tooltip,
+    Legend
+  )
+  isLoaded.value = true
+}