M3 Integration fixes

resources/js/app.js

@@ -51,7 +51,7 @@ function renderWmsCharts() {
             return;
         }
 
-        const type = canvas.getAttribute('data-wms-chart');
+        const type = canvas.dataset.wmsChart;
         const labels = parseJsonAttribute(canvas, 'data-labels');
         const series = parseJsonAttribute(canvas, 'data-series');
         const values = parseJsonAttribute(canvas, 'data-values');

resources/js/charts/wms-dashboard-charts.js

@@ -115,8 +115,8 @@
         }
 
         document.querySelectorAll('[data-wms-chart]').forEach(function (canvas) {
-            let type = canvas.getAttribute('data-chart-type') || 'line';
-            let raw = canvas.getAttribute('data-chart-config') || '{}';
+            let type = canvas.dataset.chartType || 'line';
+            let raw = canvas.dataset.chartConfig || '{}';
             let config = {};
 
             try {