Add battery-soc jsx template

templates/jsx/battery-soc/battery-soc-example.jsx

@@ -0,0 +1,18 @@
+---
+label: battery-soc voorbeeld
+description: Batterij laadstatus met laadvermogen
+type: battery-soc
+author: maik
+---
+
+import React from 'react';
+
+export default function BatterySocTemplate({ data }) {
+  const soc = data?.soc ?? 0;
+  return (
+    <div className="widget-soc">
+      <div className="widget-soc__ring" style={{ '--soc': `${soc}%` }} />
+      <div className="widget-soc__value">{soc.toFixed(0)}%</div>
+    </div>
+  );
+}