[Enhancement] Move chart options to a variable (#189)

app/javascript/dashboard/components/widgets/chart/BarChart.js

@@ -3,11 +3,7 @@ import { Bar } from 'vue-chartjs';
 const fontFamily =
   '-apple-system,system-ui,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif';
 
-export default {
+const chartOptions = {
-  extends: Bar,
-  props: ['collection'],
-  mounted() {
-    this.renderChart(this.collection, {
   responsive: true,
   maintainAspectRatio: false,
   legend: {
@@ -38,6 +34,12 @@ export default {
       },
     ],
   },
-    });
+};
+
+export default {
+  extends: Bar,
+  props: ['collection'],
+  mounted() {
+    this.renderChart(this.collection, chartOptions);
   },
 };